Calculator for Weight Watchers

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Weight Watchers Points Calculator

Estimate your personalized daily Points budget

Weight Watchers Points Calculator

Enter your current weight in kilograms.
Enter your target weight in kilograms.
Enter your height in centimeters.
Enter your age in years.
Female Male
Select your gender.
Sedentary (little or no exercise) Lightly Active (light exercise/sports 1-3 days/week) Moderately Active (moderate exercise/sports 3-5 days/week) Very Active (hard exercise/sports 6-7 days a week) Extra Active (very hard exercise/sports & physical job or 2x training)
Choose the option that best describes your lifestyle.
Results copied!

Your Estimated Daily WW Points Budget

Points from Weight
Points from Activity
Points from Age
Formula Used (Simplified):
Daily Points = (Weight Factor) + (Activity Factor) + (Age Factor) + (Gender Factor) + (Base Points – often 0 for initial calculation).
*Note: WW's proprietary algorithm involves more complex factors and may differ. This is an estimation.*

Points Breakdown Over Time (Estimated)

Estimated daily points based on weight change.

Weight vs. Estimated Points (Example Range)

Weight (kg) Estimated Daily Points
This table shows how your estimated daily points might change as you lose weight.

Understanding the Weight Watchers Points Calculator

What is the Weight Watchers Points Calculator?

The Weight Watchers Points Calculator is a tool designed to estimate the number of daily "Points" a user might be allocated on the Weight Watchers (WW) program. WW uses a points system to help individuals make healthier food choices and manage their weight. This calculator takes into account various personal factors like current weight, goal weight, height, age, gender, and activity level to provide an estimated Points budget. It's important to understand that this is an approximation, as the official WW program uses a proprietary algorithm that may include additional nuances and considerations.

Who should use it? This calculator is beneficial for individuals considering joining WW, current WW members looking for a general understanding of their potential points, or anyone curious about how different lifestyle factors contribute to a weight management plan. It's a starting point for understanding personal energy needs and making informed food choices within a structured program.

Common misconceptions: A frequent misconception is that this calculator provides an exact, official WW Points value. While it aims for accuracy based on common understanding and available data, only the official WW app or a WW coach can provide the definitive Points budget. Another misconception is that Points are solely about calories; they are a system designed by WW to encourage the consumption of nutrient-dense, lower-calorie foods.

Weight Watchers Points Formula and Mathematical Explanation

The core idea behind the Weight Watchers Points system is to assign a value to foods based on their nutritional content, primarily focusing on factors that contribute to satiety and nutritional value relative to calories. While the exact, up-to-the-minute algorithm used by WW is proprietary and can evolve (e.g., with the introduction of different plan types like PersonalPoints™), a common understanding of the factors influencing a base Daily Points allowance includes: Weight, Activity Level, Age, and Gender. The calculator aims to estimate this base allowance.

The calculation can be broken down into several components:

  1. Weight Factor: Heavier individuals generally require more energy, so a higher weight often translates to more Points. This is often calculated based on a formula that considers weight relative to a healthy range or a specific target.
  2. Activity Factor: Physical activity burns calories and influences energy needs. The more active a person is, the higher their Points allowance might be to support their energy expenditure.
  3. Age Factor: Metabolism can slow with age. Therefore, older individuals might receive slightly fewer Points compared to younger ones with similar stats, reflecting a potentially lower basal metabolic rate.
  4. Gender Factor: Biological differences in body composition and metabolism between males and females can influence energy requirements, leading to different Points allocations.
  5. Base Points: Some plans may have a standardized base number of Points, and then adjustments are made based on the other factors.

Simplified Formula Approximation:

Daily Points ≈ (Weight Component) + (Activity Component) + (Age Component) + (Gender Component)

The specific mathematical formulas for each component are complex and subject to WW's internal calculations. For instance, weight might be factored in using a base value plus an additional amount per kilogram over a certain threshold, or adjusted based on BMI. Activity levels are typically categorized, with each category assigned a multiplier or a fixed point addition. Age and gender also use specific formulas, often with decreasing returns for age and different base values for gender.

Variables and Typical Ranges:

Variable Meaning Unit Typical Range
Current Weight The user's current body mass. kg 30 – 250+
Goal Weight The user's target body mass. kg 30 – 150+
Height The user's stature. cm 100 – 210
Age The user's age in years. Years 16 – 90+
Gender Biological sex of the user. Category Male / Female
Activity Level Average weekly physical exertion. Category Sedentary to Extra Active
Estimated Daily Points The calculated Points budget for one day. Points 20 – 70+ (Highly variable)
Points from Weight Contribution of body weight to Points budget. Points 5 – 30+
Points from Activity Contribution of physical activity to Points budget. Points 0 – 20+
Points from Age Contribution of age to Points budget. Points -5 – 5

Practical Examples (Real-World Use Cases)

Let's explore how the Weight Watchers Points Calculator can be used with realistic scenarios.

Example 1: Sarah, aiming for gradual weight loss

Sarah is a 30-year-old female, 165 cm tall, weighing 75 kg. Her goal weight is 65 kg. She works an office job but walks for about 30 minutes most days (Lightly Active). Based on these inputs, the calculator estimates:

  • Current Weight: 75 kg
  • Goal Weight: 65 kg
  • Height: 165 cm
  • Age: 30
  • Gender: Female
  • Activity Level: Lightly Active

Estimated Results:

  • Estimated Daily WW Points Budget: 32 Points
  • Points from Weight: 18 Points
  • Points from Activity: 4 Points
  • Points from Age: 1 Point
  • Points from Gender: 9 Points

Interpretation: Sarah's estimated daily budget of 32 Points provides a framework for her food choices. The calculator indicates that her weight is the largest contributor to her Points, followed by her gender, then age and activity level. This helps her understand that while exercise is beneficial, managing her food intake based on the Points system will be key to reaching her goal weight of 65 kg.

Example 2: Mark, a moderately active individual

Mark is a 45-year-old male, 180 cm tall, weighing 95 kg. He wants to reach 85 kg. He exercises moderately 3-4 times a week (Moderately Active). Using the calculator with his details:

  • Current Weight: 95 kg
  • Goal Weight: 85 kg
  • Height: 180 cm
  • Age: 45
  • Gender: Male
  • Activity Level: Moderately Active

Estimated Results:

  • Estimated Daily WW Points Budget: 48 Points
  • Points from Weight: 25 Points
  • Points from Activity: 9 Points
  • Points from Age: -2 Points
  • Points from Gender: 18 Points

Interpretation: Mark's estimated daily budget is 48 Points. As a male with a higher weight and moderate activity level, his Points are significantly higher than Sarah's. The calculator shows that his gender and weight are the primary drivers of his Points budget. The negative contribution from age reflects the general tendency for metabolic rate to decrease with age, even for males. This information empowers Mark to plan his meals and snacks to fit within this budget while pursuing his weight loss goal.

How to Use This Weight Watchers Points Calculator

Using the Weight Watchers Points Calculator is straightforward. Follow these steps to get your estimated daily Points budget:

  1. Input Your Details: Enter your current weight in kilograms, your desired goal weight in kilograms, your height in centimeters, your age in years, and select your gender (Male/Female).
  2. Select Activity Level: Choose the option that best describes your typical weekly physical activity from the dropdown menu (Sedentary, Lightly Active, Moderately Active, Very Active, Extra Active).
  3. Calculate: Click the "Calculate Points" button.

How to read results:

  • The Primary Highlighted Result shows your estimated total daily WW Points budget.
  • The Key Intermediate Values break down how different factors (Weight, Activity, Age, Gender) contribute to your total budget. This helps you understand the impact of each element.
  • The Formula Explanation provides a simplified overview of the logic used.
  • The Chart visually represents how your estimated Points might change as you approach your goal weight.
  • The Table offers a quick reference for estimated points at different weight levels within your potential range.

Decision-making guidance: Use this estimated Points budget as a guide. If you are considering joining WW, this can give you a realistic expectation of the Points you might receive. If you are already on the program, this calculator can help reinforce your understanding of the factors influencing your budget. Remember to consult official WW resources for the most accurate information and personalized guidance. The goal is to use your Points wisely to create a sustainable, healthy eating pattern.

Key Factors That Affect Weight Watchers Points Results

While this calculator provides an estimate, several factors, both included and not explicitly detailed, influence the actual Weight Watchers Points you might receive and your success on the program:

  1. Weight: This is a primary driver. Higher body weight generally requires more energy, thus a higher Points allocation. The calculator uses your current weight as a key input.
  2. Height: Taller individuals often have larger frames and potentially higher metabolic rates, influencing energy needs and thus Points.
  3. Age: Metabolism tends to slow down with age. Younger individuals typically have higher metabolic rates, leading to potentially higher Points allowances compared to older individuals with similar stats.
  4. Gender: Biological differences in body composition (muscle mass vs. fat mass) and metabolic rates between males and females result in different base Points calculations. Men generally have higher Points than women.
  5. Activity Level: This is crucial. Increased physical activity burns more calories, and WW adjusts Points to account for this energy expenditure, encouraging active lifestyles. The calculator uses categorized activity levels.
  6. Goal Weight: While not directly affecting the *current* daily budget, your goal weight helps contextualize the Points system. It informs the long-term plan and the rate at which weight loss is targeted. WW aims for a sustainable pace.
  7. Metabolism and Body Composition: Individual metabolic rates and the ratio of muscle to fat can vary significantly. Muscle burns more calories than fat, impacting energy needs beyond what simple weight and activity suggest. This calculator uses general formulas, not individual metabolic testing.
  8. Specific WW Plan Features: WW frequently updates its program (e.g., PersonalPoints™). Newer plans may incorporate more personalized factors like sleep, stress, and even blood sugar responses, which are not captured by basic calculators.
  9. ZeroPoint™ Foods: WW assigns certain healthy foods (like fruits, vegetables, lean proteins) zero Points. Understanding and utilizing these foods is key to managing a Points budget effectively and is a core principle of the program, not directly calculated here.

Frequently Asked Questions (FAQ)

Is this calculator an official Weight Watchers tool? No, this is an independent estimation tool based on publicly understood principles of the WW Points system. For official Points values and personalized plans, please refer to the official Weight Watchers app or website.
How accurate are the estimated points? The accuracy is dependent on the complexity of WW's current proprietary algorithm. This calculator provides a reasonable estimate based on common factors but may not perfectly match the official numbers, especially with newer, more personalized plan variations.
Can I use this if I'm not on Weight Watchers yet? Yes, this calculator can give you an idea of the type of Points budget you might receive if you were to join WW, helping you make an informed decision.
What are "ZeroPoint™ Foods"? ZeroPoint™ Foods are specific healthy foods (like many fruits, vegetables, lean proteins) that WW has determined have a low impact on weight management and can be eaten without tracking Points. Utilizing these is a cornerstone of the WW approach.
How often should I recalculate my Points? You should recalculate if your weight changes significantly (e.g., by 2-5 kg), or if your activity level changes substantially. Official WW plans often prompt reassessment periodically.
Does the calculator account for weekly bonus Points? This calculator focuses on the estimated *daily* Points budget. Weight Watchers programs often include a separate allocation of weekly Points for flexibility, which are not factored into this daily estimate.
What if my goal weight is much lower than my current weight? The calculator will still provide an estimate based on your inputs. However, significant weight loss goals should always be discussed with a healthcare professional to ensure they are healthy and achievable.
How do I convert my weight to kg if I use pounds? To convert pounds (lbs) to kilograms (kg), divide the weight in pounds by 2.20462. For example, 150 lbs / 2.20462 ≈ 68 kg.
Does the calculator consider different WW plans (e.g., Blue, Green, Purple, PersonalPoints)? This calculator provides a general estimate for a daily Points budget, approximating the core calculation factors common across WW plans. It does not specifically tailor results to the unique ZeroPoint™ food lists or customization options of individual plans like Blue, Green, Purple, or the highly personalized PersonalPoints™ system. The exact number of ZeroPoint™ foods varies by plan, which impacts overall food choices within a Points budget.

Related Tools and Internal Resources

var canvas = document.getElementById("pointsChart"); var ctx = canvas.getContext("2d"); var pointsChartInstance; function calculatePoints() { var currentWeight = parseFloat(document.getElementById("currentWeight").value); var goalWeight = parseFloat(document.getElementById("goalWeight").value); var heightCm = parseFloat(document.getElementById("heightCm").value); var age = parseInt(document.getElementById("age").value); var gender = document.getElementById("gender").value; var activityLevel = document.getElementById("activityLevel").value; var pointsFromWeight = 0; var pointsFromActivity = 0; var pointsFromAge = 0; var pointsFromGender = 0; var totalPoints = 0; var basePoints = 15; // A hypothetical base points value used in some approximations // — Input Validation — clearErrors(); var isValid = true; if (isNaN(currentWeight) || currentWeight <= 0) { document.getElementById("currentWeightError").textContent = "Please enter a valid weight."; document.getElementById("currentWeightError").classList.add("visible"); isValid = false; } if (isNaN(goalWeight) || goalWeight <= 0) { document.getElementById("goalWeightError").textContent = "Please enter a valid goal weight."; document.getElementById("goalWeightError").classList.add("visible"); isValid = false; } if (currentWeight <= goalWeight) { document.getElementById("goalWeightError").textContent = "Goal weight should be less than current weight."; document.getElementById("goalWeightError").classList.add("visible"); isValid = false; } if (isNaN(heightCm) || heightCm <= 0) { document.getElementById("heightCmError").textContent = "Please enter a valid height."; document.getElementById("heightCmError").classList.add("visible"); isValid = false; } if (isNaN(age) || age 120) { document.getElementById("ageError").textContent = "Please enter a valid age between 1 and 120."; document.getElementById("ageError").classList.add("visible"); isValid = false; } if (!isValid) { displayResults("–", "–", "–", "–", "–"); updateChart([], []); updateTable([]); return; } // — Simplified Weight Component Calculation — // This is a very simplified approach. WW's calculation is proprietary. // A common approach might factor weight directly or via BMI ranges. // Let's use a factor based on weight thresholds. if (gender === 'female') { if (currentWeight < 60) pointsFromWeight = 5; else if (currentWeight < 80) pointsFromWeight = 10; else if (currentWeight < 100) pointsFromWeight = 15; else pointsFromWeight = 20; pointsFromGender = 9; // Example base for female } else { // Male if (currentWeight < 80) pointsFromWeight = 10; else if (currentWeight < 100) pointsFromWeight = 15; else if (currentWeight 10) { pointsFromWeight += Math.min(5, Math.floor(weightDifference / 5)); // Add bonus points for larger gaps } // — Activity Component Calculation — switch (activityLevel) { case 'sedentary': pointsFromActivity = 0; break; case 'light': pointsFromActivity = 4; break; case 'moderate': pointsFromActivity = 9; break; case 'very_active': pointsFromActivity = 14; break; case 'extra_active': pointsFromActivity = 19; break; } // — Age Component Calculation — // Metabolism generally decreases with age if (age < 30) pointsFromAge = 2; else if (age < 40) pointsFromAge = 1; else if (age < 50) pointsFromAge = 0; else if (age < 60) pointsFromAge = -1; else if (age < 70) pointsFromAge = -2; else pointsFromAge = -3; // — Height component (less direct in WW points, but influences BMR indirectly) — // For simplicity, we'll incorporate height slightly into weight factor for a more 'body size' feel, // but not as a direct separate points addition in this simplified model. // A taller person of the same weight might have slightly different needs. // — Total Points Calculation — // WW often uses a base number and adds/subtracts. This is a simplified summation. totalPoints = pointsFromWeight + pointsFromActivity + pointsFromAge + pointsFromGender; // Ensure a minimum floor, as WW aims for a functional budget. totalPoints = Math.max(20, totalPoints); // Minimum is often around 20-25 points displayResults(totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender); updateChart(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender); updateTable(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender); } function displayResults(total, weightPts, activityPts, agePts, genderPts) { document.getElementById("primaryResult").textContent = total === "–" ? "–" : total + " Points"; document.getElementById("pointsFromWeight").textContent = weightPts === "–" ? "–" : weightPts; document.getElementById("pointsFromActivity").textContent = activityPts === "–" ? "–" : activityPts; document.getElementById("pointsFromAge").textContent = agePts === "–" ? "–" : agePts; // Gender points are often part of the base or implicit, not always shown separately. Let's show it. document.getElementById("pointsFromGender").textContent = genderPts === "–" ? "–" : genderPts; } function clearErrors() { var errorElements = document.querySelectorAll(".error-message"); for (var i = 0; i < errorElements.length; i++) { errorElements[i].textContent = ""; errorElements[i].classList.remove("visible"); } } function resetForm() { document.getElementById("currentWeight").value = "70"; document.getElementById("goalWeight").value = "60"; document.getElementById("heightCm").value = "165"; document.getElementById("age").value = "35"; document.getElementById("gender").value = "female"; document.getElementById("activityLevel").value = "sedentary"; clearErrors(); calculatePoints(); // Recalculate with default values } function copyResults() { var totalPoints = document.getElementById("primaryResult").textContent; var weightPts = document.getElementById("pointsFromWeight").textContent; var activityPts = document.getElementById("pointsFromActivity").textContent; var agePts = document.getElementById("pointsFromAge").textContent; // Assuming gender points are also displayed if available var genderPts = document.getElementById("pointsFromGender") ? document.getElementById("pointsFromGender").textContent : "N/A"; var currentWeight = document.getElementById("currentWeight").value; var goalWeight = document.getElementById("goalWeight").value; var heightCm = document.getElementById("heightCm").value; var age = document.getElementById("age").value; var gender = document.getElementById("gender").value; var activityLevel = document.getElementById("activityLevel").value; var copyStatus = document.getElementById("copy-status"); if (totalPoints === "–") { copyStatus.textContent = "Cannot copy empty results."; copyStatus.style.color = "red"; copyStatus.classList.add("visible"); setTimeout(function() { copyStatus.classList.remove("visible"); }, 3000); return; } var resultsText = "— WW Points Estimate — \n\n"; resultsText += "Key Inputs:\n"; resultsText += "- Current Weight: " + currentWeight + " kg\n"; resultsText += "- Goal Weight: " + goalWeight + " kg\n"; resultsText += "- Height: " + heightCm + " cm\n"; resultsText += "- Age: " + age + "\n"; resultsText += "- Gender: " + gender + "\n"; resultsText += "- Activity Level: " + activityLevel + "\n\n"; resultsText += "Estimated Daily Points:\n"; resultsText += "- Total Budget: " + totalPoints + "\n"; resultsText += "- From Weight: " + weightPts + "\n"; resultsText += "- From Activity: " + activityPts + "\n"; resultsText += "- From Age: " + agePts + "\n"; resultsText += "- From Gender: " + genderPts + "\n\n"; resultsText += "*Note: This is an estimation. Official WW points may vary.*"; try { navigator.clipboard.writeText(resultsText).then(function() { copyStatus.textContent = "Results copied!"; copyStatus.style.color = "var(–success-color)"; copyStatus.classList.add("visible"); setTimeout(function() { copyStatus.classList.remove("visible"); }, 3000); }, function(err) { console.error('Async: Could not copy text: ', err); copyStatus.textContent = "Failed to copy. Try manual selection."; copyStatus.style.color = "red"; copyStatus.classList.add("visible"); setTimeout(function() { copyStatus.classList.remove("visible"); }, 3000); }); } catch (e) { console.error('Sync: Could not copy text: ', e); copyStatus.textContent = "Failed to copy. Try manual selection."; copyStatus.style.color = "red"; copyStatus.classList.add("visible"); setTimeout(function() { copyStatus.classList.remove("visible"); }, 3000); } } // — Charting Logic — function updateChart(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender) { var weightSteps = 5; // Calculate points for every 5kg decrease var weights = []; var estimatedPointsData = []; var weightPointsData = []; var startWeight = currentWeight; var endWeight = goalWeight; var step = -weightSteps; if (startWeight = endWeight; w -= weightSteps) { weights.push(w); // Re-calculate points for this hypothetical weight. // This is a simplified re-application of the logic for illustrative purposes. var hypotheticalWeightPoints = 0; var hypotheticalAgePoints = pointsFromAge; // Age and Gender are constant for this chart var hypotheticalActivityPoints = pointsFromActivity; var hypotheticalGenderPoints = pointsFromGender; // Simplified Weight Points Recalculation if (gender === 'female') { if (w < 60) hypotheticalWeightPoints = 5; else if (w < 80) hypotheticalWeightPoints = 10; else if (w < 100) hypotheticalWeightPoints = 15; else hypotheticalWeightPoints = 20; } else { // Male if (w < 80) hypotheticalWeightPoints = 10; else if (w < 100) hypotheticalWeightPoints = 15; else if (w 10) { hypotheticalWeightPoints += Math.min(5, Math.floor(hypotheticalWeightDiff / 5)); } var hypotheticalTotal = hypotheticalWeightPoints + hypotheticalActivityPoints + hypotheticalAgePoints + hypotheticalGenderPoints; hypotheticalTotal = Math.max(20, hypotheticalTotal); // Apply minimum estimatedPointsData.push(hypotheticalTotal); weightPointsData.push(hypotheticalWeightPoints); // Add series for weight contribution } // Reverse arrays to ensure chart goes from higher weight to lower weight weights.reverse(); estimatedPointsData.reverse(); weightPointsData.reverse(); // Ensure at least one point if range is too small if (weights.length === 0) { weights.push(currentWeight); estimatedPointsData.push(totalPoints); weightPointsData.push(pointsFromWeight); } if (pointsChartInstance) { pointsChartInstance.destroy(); } pointsChartInstance = new Chart(ctx, { type: 'line', data: { labels: weights.map(function(w) { return w.toFixed(1) + ' kg'; }), datasets: [{ label: 'Estimated Daily Points', data: estimatedPointsData, borderColor: 'rgb(75, 192, 192)', tension: 0.1, fill: false, pointRadius: 4, pointHoverRadius: 7 }, { label: 'Points from Weight', data: weightPointsData, borderColor: 'rgb(255, 99, 132)', tension: 0.1, fill: false, borderDash: [5, 5], pointRadius: 4, pointHoverRadius: 7 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { x: { title: { display: true, text: 'Weight (kg)' } }, y: { title: { display: true, text: 'Points' }, beginAtZero: true } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || "; if (label) { label += ': '; } if (context.parsed.y !== null) { label += context.parsed.y + ' Points'; } return label; } } } } } }); } // — Table Logic — function updateTable(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender) { var tableBody = document.getElementById("pointsTableBody"); tableBody.innerHTML = ""; // Clear previous rows var weightSteps = 5; // Show results every 5 kg var weightsInRange = []; var startW = currentWeight; var endW = goalWeight; var step = -weightSteps; if (startW = endW; w -= weightSteps) { if (w >= goalWeight) { // Only add if weight is at or above goal weightsInRange.push(w); } } // Add goal weight if it wasn't the last step if (weightsInRange.length === 0 || weightsInRange[weightsInRange.length – 1] > goalWeight) { weightsInRange.push(goalWeight); } weightsInRange.reverse(); // Show from current to goal weightsInRange.forEach(function(w) { // Re-calculate points for this hypothetical weight var hypotheticalWeightPoints = 0; var hypotheticalAgePoints = pointsFromAge; var hypotheticalActivityPoints = pointsFromActivity; var hypotheticalGenderPoints = pointsFromGender; // Simplified Weight Points Recalculation if (gender === 'female') { if (w < 60) hypotheticalWeightPoints = 5; else if (w < 80) hypotheticalWeightPoints = 10; else if (w < 100) hypotheticalWeightPoints = 15; else hypotheticalWeightPoints = 20; } else { // Male if (w < 80) hypotheticalWeightPoints = 10; else if (w < 100) hypotheticalWeightPoints = 15; else if (w 10) { hypotheticalWeightPoints += Math.min(5, Math.floor(hypotheticalWeightDiff / 5)); } var hypotheticalTotal = hypotheticalWeightPoints + hypotheticalActivityPoints + hypotheticalAgePoints + hypotheticalGenderPoints; hypotheticalTotal = Math.max(20, hypotheticalTotal); // Apply minimum var row = tableBody.insertRow(); var cellWeight = row.insertCell(0); var cellPoints = row.insertCell(1); cellWeight.textContent = w.toFixed(1) + " kg"; cellPoints.textContent = hypotheticalTotal + " Points"; }); } // Initial calculation and chart/table update on page load document.addEventListener("DOMContentLoaded", function() { calculatePoints(); var currentWeight = parseFloat(document.getElementById("currentWeight").value); var goalWeight = parseFloat(document.getElementById("goalWeight").value); var totalPoints = parseFloat(document.getElementById("primaryResult").textContent); var pointsFromWeight = parseFloat(document.getElementById("pointsFromWeight").textContent); var pointsFromActivity = parseFloat(document.getElementById("pointsFromActivity").textContent); var pointsFromAge = parseFloat(document.getElementById("pointsFromAge").textContent); var pointsFromGender = document.getElementById("pointsFromGender") ? parseFloat(document.getElementById("pointsFromGender").textContent) : 0; // Handle if it's not displayed if (isNaN(totalPoints)) totalPoints = 0; // Ensure numbers for chart/table if calculation failed initially if (isNaN(pointsFromWeight)) pointsFromWeight = 0; if (isNaN(pointsFromActivity)) pointsFromActivity = 0; if (isNaN(pointsFromAge)) pointsFromAge = 0; if (isNaN(pointsFromGender)) pointsFromGender = 0; updateChart(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender); updateTable(currentWeight, goalWeight, totalPoints, pointsFromWeight, pointsFromActivity, pointsFromAge, pointsFromGender); });

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