Army Weight Standards Calculator

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Army Weight Standards Calculator

Check Your Military Fitness

Enter your height in whole inches (e.g., 5'8″ = 68 inches).
Enter your current age in years.
Male Female
Enter your current weight in pounds.
Enter your estimated body fat percentage (optional, used for Tape Method calculation).
The Army uses a combination of height-weight charts and body fat percentage standards to ensure soldiers meet physical readiness requirements. This calculator assesses your compliance based on your inputs.
Army Weight Standards vs. Your Input
Metric Your Value Army Standard (Example)
Height N/A Varies by regulation (e.g., 62-75 inches)
Age N/A N/A (used for calculations)
Gender N/A Male / Female
Current Weight N/A N/A (compared to limits)
Calculated BMI N/A Typically 18.5 – 26.0 (varies by height/gender)
Max Allowed Weight (Height/Age) N/A Varies (e.g., ~190 lbs for 68 inches, male, age 25)
Body Fat Limit N/A Typically 18% (Male) / 26% (Female) or less

What is the Army Weight Standards Calculator?

The Army Weight Standards Calculator is a digital tool designed to help individuals determine if their current physical measurements align with the U.S. Army's enlistment and retention requirements. It takes into account factors like height, age, gender, current weight, and optionally, body fat percentage, to provide an assessment of compliance. This calculator is crucial for aspiring soldiers and current service members who need to maintain specific physical standards for their military career. It's not just about the number on the scale; it's about overall physical fitness and readiness.

Who Should Use It?

  • Aspiring Recruits: Individuals looking to enlist in the U.S. Army who want to ensure they meet the physical prerequisites before committing.
  • Current Service Members: Soldiers who want to periodically check their compliance with ongoing Army regulations or prepare for physical assessments.
  • Fitness Enthusiasts: People interested in understanding military physical standards and how their own fitness levels compare.
  • Health Professionals: Trainers or medical staff advising individuals on military career paths.

Common Misconceptions

  • It's Only About Weight: Many believe meeting the weight standard is the sole requirement. However, the Army also uses body fat percentage standards and the "tape test" to ensure lean body mass.
  • One Size Fits All: Standards vary significantly based on gender, age, and height. A weight that is acceptable for one person might not be for another.
  • BMI is the Only Factor: While BMI is a common metric, the Army uses specific tables derived from extensive data, and body fat percentage can be an alternative measure, especially for those who are muscular.

Army Weight Standards Formula and Mathematical Explanation

The U.S. Army employs a multi-faceted approach to weight standards, primarily relying on Department of the Army Pamphlet (DA PAM) 600-9, "The Army Body Composition Program." The core calculations involve determining a soldier's Body Mass Index (BMI) and comparing it against established maximums, as well as evaluating body fat percentage. For this calculator, we simplify these into key components:

1. Body Mass Index (BMI) Calculation

BMI is a measure of body fat based on height and weight. The formula is:

BMI = (Weight in pounds / (Height in inches)²) * 703

Where:

  • Weight: Current body weight in pounds.
  • Height: Current height in inches.
  • 703: A conversion factor for imperial units.

2. Maximum Allowable Weight Calculation

The Army uses specific height-weight charts that define the maximum allowable weight for a given height and age group. These charts are empirically derived and reflect recommendations for optimal physical readiness and health. For simplicity in this calculator, we use a generalized approximation based on common Army tables. This is often the primary screening metric.

3. Body Fat Percentage (BFP) Standards

If a soldier exceeds the maximum allowable weight for their height based on the standard charts, they may still qualify if their body fat percentage is below a certain threshold. These thresholds vary by gender and age group:

  • Males: Typically 18-20% (depending on age).
  • Females: Typically 26-30% (depending on age).

This calculator uses the general thresholds. Actual measurement often involves circumference measurements (tape test).

How the Calculator Assesses Compliance:

  1. Calculate the soldier's current BMI.
  2. Determine the maximum allowable weight for the soldier's height, age, and gender using Army standard tables (approximated here).
  3. Compare the soldier's current weight against this maximum allowable weight.
  4. If the soldier's weight is within the maximum limit OR their BMI is within the acceptable range (often up to 26.0 for initial screening, though specific tables are used), they pass the height-weight standard.
  5. If the soldier exceeds the maximum weight, the calculator checks their provided body fat percentage against the Army's BFP standards for their gender and age.
  6. The final status ("Meet Standards" or "Do Not Meet Standards") is determined by these comparisons.

Variables Table

Variable Meaning Unit Typical Range / Notes
Height The soldier's vertical measurement. Inches Male: 57-79 inches (approx.)
Female: 57-75 inches (approx.)
Age The soldier's current age. Years 17+ for enlistment
Gender Biological sex for standard application. Categorical Male / Female
Current Weight The soldier's current body mass. Pounds (lbs) Varies widely; must be within calculated limits.
Body Fat Percentage (BFP) Proportion of body mass that is fat tissue. Percent (%) Male: < 18-20%
Female: < 26-30% (age dependent)
BMI Body Mass Index. kg/m² (or unitless for imperial calculation) General healthy range: 18.5-24.9
Army screening may allow up to ~26.0.
Max Allowed Weight Maximum permissible weight based on height, age, and gender. Pounds (lbs) Specific to height/age/gender bands per DA PAM 600-9.

Practical Examples (Real-World Use Cases)

Example 1: Aspiring Male Recruit

Scenario: John is 22 years old, 5'10" (70 inches) tall, and weighs 195 lbs. He wants to enlist as an infantry soldier. His estimated body fat is 22%.

Inputs:

  • Height: 70 inches
  • Age: 22 years
  • Gender: Male
  • Current Weight: 195 lbs
  • Body Fat Percentage: 22%

Calculation Breakdown:

  • Max allowed weight for a 70-inch male, age 22 (based on simplified tables): Approx. 191 lbs.
  • John's current weight (195 lbs) exceeds the maximum allowable weight.
  • John's body fat percentage (22%) exceeds the standard limit for males (typically under 20%).

Result Interpretation: Based on these inputs, John does not meet the Army's primary weight and body fat standards. He would need to lose weight and/or reduce his body fat percentage to qualify. He might be advised to focus on a combination of cardiovascular exercise and strength training to reduce body fat.

Example 2: Female Soldier Preparing for Reenlistment

Scenario: Sarah is 30 years old, 5'5″ (65 inches) tall, and weighs 155 lbs. She is concerned about meeting the standards for reenlistment. Her body fat measurement is 27%.

Inputs:

  • Height: 65 inches
  • Age: 30 years
  • Gender: Female
  • Current Weight: 155 lbs
  • Body Fat Percentage: 27%

Calculation Breakdown:

  • Max allowed weight for a 65-inch female, age 30 (based on simplified tables): Approx. 153 lbs.
  • Sarah's current weight (155 lbs) is slightly above the maximum allowable weight.
  • Sarah's body fat percentage (27%) is within the standard limit for females (typically under 30%).

Result Interpretation: Sarah's BMI might be slightly elevated, but her body fat percentage is within the acceptable range. She meets the Army's body composition standards. This highlights how body fat percentage can be a crucial factor for individuals who are near or slightly above the maximum weight for their height. She should continue maintaining her current fitness level.

How to Use This Army Weight Standards Calculator

Using the Army Weight Standards Calculator is straightforward. Follow these steps to get an accurate assessment:

  1. Input Your Height: Enter your height in inches. If you know your height in feet and inches (e.g., 5'8″), convert it to total inches (5 * 12 + 8 = 68 inches).
  2. Enter Your Age: Provide your current age in years. This helps refine the maximum weight calculation, as standards can differ slightly across age bands.
  3. Select Your Gender: Choose 'Male' or 'Female' as this significantly impacts the body fat percentage requirements.
  4. Input Your Current Weight: Enter your current weight in pounds. Be accurate for the best results.
  5. (Optional) Enter Body Fat Percentage: If you know your body fat percentage, enter it here. This is used as an alternative measure if your weight exceeds the standard maximum.
  6. Click 'Calculate': The tool will process your inputs instantly.

How to Read Results

  • Primary Result (Pass/Fail): This clearly indicates whether you currently meet the Army's weight and/or body fat standards based on the inputs provided.
  • Intermediate Values: You'll see your calculated BMI, the maximum allowable weight for your profile, and the applicable body fat percentage limit. These provide context for the primary result.
  • Formula Explanation: Understand the basic principles behind the calculation – the interplay between height, weight, age, gender, and body fat.
  • Table: A summary table reinforces your inputs and the calculated standards.
  • Chart: Visualize how your current weight compares to the acceptable range and maximum limits.

Decision-Making Guidance

If the calculator shows you "Meet Standards," congratulations! Continue maintaining your fitness. If it shows "Do Not Meet Standards," don't be discouraged. Use the results to set realistic goals. If weight is the issue, focus on diet and exercise. If body fat is the issue, consider strength training alongside cardio. Consult with an Army recruiter for official guidance and specific program recommendations.

Key Factors That Affect Army Weight Standards Results

Several factors influence whether you meet the U.S. Army's weight standards. Understanding these can help you better prepare and interpret your results:

  1. Height and Gender: These are fundamental. Taller individuals generally have higher maximum weight allowances. Gender dictates different body fat percentage thresholds.
  2. Age: While less impactful than height and gender, age bands can slightly adjust the maximum allowable weight figures in official Army tables.
  3. Muscle Mass vs. Fat Mass: This is where body fat percentage becomes critical. A very muscular individual might exceed the weight limit for their height but still be well within acceptable body fat limits, thus meeting the standard. This calculator uses your provided BFP to account for this.
  4. Regulation Updates (DA PAM 600-9): The Army periodically updates its body composition regulations. While the core principles remain, specific numbers or procedures (like the tape test) can change. This calculator uses generally accepted figures.
  5. Method of Measurement: Official Army measurements are precise. Body fat percentage can be estimated using various methods (e.g., skinfold calipers, bioelectrical impedance, hydrostatic weighing), each with potential inaccuracies. The "tape test" uses specific body circumference measurements.
  6. Individual Variation: People's bodies distribute weight differently. Bone density, frame size, and metabolism all play a role, though Army standards aim for objective, quantifiable measures.
  7. Medical Conditions: Certain medical conditions or prescribed medications can affect weight or body composition. Recruits should discuss these with a medical professional and a recruiter.

Frequently Asked Questions (FAQ)

Q1: Can I use this calculator if I'm under 18?
A: While you can input your details, enlistment typically requires parental consent and is generally for ages 17 and above. The standards apply to those eligible for enlistment.
Q2: What is the "tape test"?
A: The tape test is a method used by the Army to estimate body fat. It involves measuring the circumference of the neck and waist (for males) or neck, waist, and hips (for females). These measurements are then used in formulas to estimate body fat percentage. This calculator relies on a direct BFP input if available.
Q3: My BMI is high, but my body fat is low. Will I pass?
A: Possibly. If your weight exceeds the maximum on the standard height-weight chart, your body fat percentage becomes the deciding factor. If your BFP is below the Army's threshold for your gender and age, you can still qualify.
Q4: What happens if I don't meet the standards?
A: If you don't meet the initial screening, you may be given a specific period (e.g., 30 days) to meet the requirements through diet and exercise. Failure to do so can impact enlistment or continued service.
Q5: Are the maximum weight limits the same for all branches of the military?
A: No. Each military branch (Army, Navy, Air Force, Marines, Coast Guard) has its own specific weight and body composition standards, although they share similar principles.
Q6: Does the Army use body fat percentage for everyone?
A: Body fat percentage is primarily used as a secondary measure. Soldiers who meet the standard height-weight requirements generally do not need to have their body fat measured. It serves as an alternative path for those who are physically fit but may have higher weights due to muscle mass.
Q7: How accurate is this calculator compared to an official Army measurement?
A: This calculator provides a good estimate based on standard formulas and widely accepted Army table approximations. However, official measurements by recruiters or military personnel are definitive.
Q8: Can I use this calculator to track my progress?
A: Yes! By updating your weight and body fat percentage periodically, you can use this tool to monitor your progress towards meeting the Army's physical requirements.
© 2023 Military Fitness Tools. All rights reserved. This calculator is for informational purposes only and does not guarantee enlistment.
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190, bf: 21, bmi_max: 26.0}, 39: {max_w: 190, bf: 21, bmi_max: 26.0}, 40: {max_w: 190, bf: 21, bmi_max: 26.0}, 41: {max_w: 190, bf: 22, bmi_max: 26.0}, 42: {max_w: 190, bf: 22, bmi_max: 26.0}, 43: {max_w: 190, bf: 22, bmi_max: 26.0}, 44: {max_w: 190, bf: 22, bmi_max: 26.0}, 45: {max_w: 190, bf: 22, bmi_max: 26.0}, 46: {max_w: 190, bf: 22, bmi_max: 26.0}, 47: {max_w: 190, bf: 22, bmi_max: 26.0}, 48: {max_w: 190, bf: 22, bmi_max: 26.0}, 49: {max_w: 190, bf: 22, bmi_max: 26.0}, 50: {max_w: 190, bf: 22, bmi_max: 26.0}, 51: {max_w: 190, bf: 23, bmi_max: 26.0}, 52: {max_w: 190, bf: 23, bmi_max: 26.0}, 53: {max_w: 190, bf: 23, bmi_max: 26.0}, 54: {max_w: 190, bf: 23, bmi_max: 26.0}, 55: {max_w: 190, bf: 23, bmi_max: 26.0}, 56: {max_w: 190, bf: 23, bmi_max: 26.0}, 57: {max_w: 190, bf: 23, bmi_max: 26.0}, 58: {max_w: 190, bf: 23, bmi_max: 26.0}, 59: {max_w: 190, bf: 23, bmi_max: 26.0}, 60: {max_w: 190, bf: 23, bmi_max: 26.0}, 61: {max_w: 190, bf: 23, bmi_max: 26.0}, 62: {max_w: 190, bf: 23, bmi_max: 26.0}, 63: {max_w: 190, bf: 23, bmi_max: 26.0}, 64: {max_w: 190, bf: 23, bmi_max: 26.0}, 65: {max_w: 190, bf: 23, bmi_max: 26.0}, 66: {max_w: 190, bf: 23, bmi_max: 26.0}, 67: {max_w: 190, bf: 23, bmi_max: 26.0}, 68: {max_w: 190, bf: 23, bmi_max: 26.0}, 69: {max_w: 190, bf: 23, bmi_max: 26.0}, 70: {max_w: 190, bf: 23, bmi_max: 26.0}, 71: {max_w: 190, bf: 23, bmi_max: 26.0}, 72: {max_w: 190, bf: 23, bmi_max: 26.0}, 73: {max_w: 190, bf: 23, bmi_max: 26.0}, 74: {max_w: 190, bf: 23, bmi_max: 26.0}, 75: {max_w: 190, bf: 23, bmi_max: 26.0}, 76: {max_w: 190, bf: 23, bmi_max: 26.0}, 77: {max_w: 190, bf: 23, bmi_max: 26.0}, 78: {max_w: 190, bf: 23, bmi_max: 26.0}, 79: {max_w: 190, bf: 23, bmi_max: 26.0} }, female: { // Simplified bands 17: {max_w: 135, bf: 30, bmi_max: 26.0}, 18: {max_w: 135, bf: 30, bmi_max: 26.0}, 19: {max_w: 138, bf: 30, bmi_max: 26.0}, 20: {max_w: 140, bf: 30, bmi_max: 26.0}, 21: {max_w: 143, bf: 30, bmi_max: 26.0}, 22: {max_w: 145, bf: 30, bmi_max: 26.0}, 23: {max_w: 148, bf: 30, bmi_max: 26.0}, 24: {max_w: 150, bf: 30, bmi_max: 26.0}, 25: {max_w: 153, bf: 30, bmi_max: 26.0}, 26: {max_w: 155, bf: 30, bmi_max: 26.0}, 27: {max_w: 155, bf: 30, bmi_max: 26.0}, 28: {max_w: 155, bf: 30, bmi_max: 26.0}, 29: {max_w: 155, bf: 30, bmi_max: 26.0}, 30: {max_w: 155, bf: 30, bmi_max: 26.0}, 31: {max_w: 158, bf: 31, bmi_max: 26.0}, 32: {max_w: 158, bf: 31, bmi_max: 26.0}, 33: {max_w: 158, bf: 31, bmi_max: 26.0}, 34: {max_w: 158, bf: 31, bmi_max: 26.0}, 35: {max_w: 158, bf: 31, bmi_max: 26.0}, 36: {max_w: 158, bf: 31, bmi_max: 26.0}, 37: {max_w: 158, bf: 31, bmi_max: 26.0}, 38: {max_w: 158, bf: 31, bmi_max: 26.0}, 39: {max_w: 158, bf: 31, bmi_max: 26.0}, 40: {max_w: 158, bf: 31, bmi_max: 26.0}, 41: {max_w: 158, bf: 32, bmi_max: 26.0}, 42: {max_w: 158, bf: 32, bmi_max: 26.0}, 43: {max_w: 158, bf: 32, bmi_max: 26.0}, 44: {max_w: 158, bf: 32, bmi_max: 26.0}, 45: {max_w: 158, bf: 32, bmi_max: 26.0}, 46: {max_w: 158, bf: 32, bmi_max: 26.0}, 47: {max_w: 158, bf: 32, bmi_max: 26.0}, 48: {max_w: 158, bf: 32, bmi_max: 26.0}, 49: {max_w: 158, bf: 32, bmi_max: 26.0}, 50: {max_w: 158, bf: 32, bmi_max: 26.0}, 51: {max_w: 158, bf: 33, bmi_max: 26.0}, 52: {max_w: 158, bf: 33, bmi_max: 26.0}, 53: {max_w: 158, bf: 33, bmi_max: 26.0}, 54: {max_w: 158, bf: 33, bmi_max: 26.0}, 55: {max_w: 158, bf: 33, bmi_max: 26.0}, 56: {max_w: 158, bf: 33, bmi_max: 26.0}, 57: {max_w: 158, bf: 33, bmi_max: 26.0}, 58: {max_w: 158, bf: 33, bmi_max: 26.0}, 59: {max_w: 158, bf: 33, bmi_max: 26.0}, 60: {max_w: 158, bf: 33, bmi_max: 26.0}, 61: {max_w: 158, bf: 33, bmi_max: 26.0}, 62: {max_w: 158, bf: 33, bmi_max: 26.0}, 63: {max_w: 158, bf: 33, bmi_max: 26.0}, 64: {max_w: 158, bf: 33, bmi_max: 26.0}, 65: {max_w: 158, bf: 33, bmi_max: 26.0}, 66: {max_w: 158, bf: 33, bmi_max: 26.0}, 67: {max_w: 158, bf: 33, bmi_max: 26.0}, 68: {max_w: 158, bf: 33, bmi_max: 26.0}, 69: {max_w: 158, bf: 33, bmi_max: 26.0}, 70: {max_w: 158, bf: 33, bmi_max: 26.0}, 71: {max_w: 158, bf: 33, bmi_max: 26.0}, 72: {max_w: 158, bf: 33, bmi_max: 26.0}, 73: {max_w: 158, bf: 33, bmi_max: 26.0}, 74: {max_w: 158, bf: 33, bmi_max: 26.0}, 75: {max_w: 158, bf: 33, bmi_max: 26.0} } }; // Determine relevant age bracket (simplified) var ageBracket = age; if (age 75) ageBracket = 75; // Cap at upper end of sample data if (weightData[gender] && weightData[gender][ageBracket]) { maxWeightForHeight = weightData[gender][ageBracket].max_w; bodyFatThreshold = weightData[gender][ageBracket].bf; var bmiMaxThreshold = weightData[gender][ageBracket].bmi_max; // Calculate BMI calculatedBMI = (weight / (height * height)) * 703; // Check against Max Weight first if (weight <= maxWeightForHeight) { bmiPass = calculatedBMI = 18.5; // Standard BMI check if (bmiPass) { meetsStandards = true; } } // If weight is over max, check Body Fat Percentage (if provided) if (!meetsStandards && bfpInput.value !== "" && !isNaN(bfp)) { if (bfp <= bodyFatThreshold) { bfpPass = true; meetsStandards = true; // Meets standards via BFP } } } else { // Fallback if gender/age data is missing (should not happen with current setup) maxWeightForHeight = "N/A"; bodyFatThreshold = "N/A"; calculatedBMI = (weight / (height * height)) * 703; } // — Update Results Display — var statusText = meetsStandards ? "You Meet Army Weight Standards" : "You Do Not Meet Army Weight Standards"; var statusColor = meetsStandards ? "var(–success-color)" : "red"; passFailStatus.textContent = statusText; passFailStatus.style.color = statusColor; passFailStatus.style.backgroundColor = meetsStandards ? "#e7f3ff" : "#ffebeb"; passFailStatus.style.padding = "15px"; passFailStatus.style.borderRadius = "5px"; passFailStatus.style.fontWeight = "bold"; passFailStatus.style.fontSize = "1.5em"; bmiResult.innerHTML = "Calculated BMI: " + calculatedBMI.toFixed(1) + ""; maxAllowedWeight.innerHTML = "Max Allowed Weight (Height/Age/Gender): " + (maxWeightForHeight === "N/A" ? "N/A" : maxWeightForHeight + " lbs") + ""; bodyFatLimit.innerHTML = "Body Fat Limit: " + (bodyFatThreshold === "N/A" ? "N/A" : bodyFatThreshold + "%") + ""; resultsContainer.classList.add("visible"); // — Update Table — tableHeight.textContent = height + " inches"; tableAge.textContent = age + " years"; tableGender.textContent = gender.charAt(0).toUpperCase() + gender.slice(1); tableWeight.textContent = weight + " lbs"; tableBMI.textContent = calculatedBMI.toFixed(1); tableMaxWeight.textContent = maxWeightForHeight === "N/A" ? "N/A" : maxWeightForHeight + " lbs"; tableBfLimit.textContent = bodyFatThreshold === "N/A" ? "N/A" : bodyFatThreshold + "%"; // — Update Chart — updateChart(height, weight, maxWeightForHeight, calculatedBMI, bmiMaxThreshold); } function updateChart(height, currentWeight, maxWeight, bmi, bmiMax) { var ctx = document.getElementById('weightChart').getContext('2d'); // Clear previous chart instance if (window.weightChartInstance) { window.weightChartInstance.destroy(); } // Data for the chart var weightData = []; var bmiData = []; var currentWeightData = []; var currentBmiData = []; // Generate data points for max weight and BMI limits across a typical height range // This is illustrative; official tables are more complex. var minHeight = 60; // inches var maxHeight = 78; // inches var step = 1; var currentHeight = height; // Use the user's height for context for (var h = minHeight; h = 60 && h 65 && h 70 && h <= 75) estimatedMaxW = 172 + (h – 70) * 3; else estimatedMaxW = 185; // Cap for taller heights // We use the specific max weight calculated earlier if possible if (window.maxWeightForHeight && window.gender === genderSelect.value && window.height === parseFloat(heightInput.value)) { estimatedMaxW = window.maxWeightForHeight; } weightData.push({ x: h, y: estimatedMaxW }); bmiData.push({ x: h, y: estimatedMaxBMI }); if (h === currentHeight) { currentWeightData.push({ x: h, y: currentWeight }); currentBmiData.push({ x: h, y: bmi }); } else { currentWeightData.push({ x: h, y: null }); // Placeholder for other heights currentBmiData.push({ x: h, y: null }); } } var datasets = [ { label: 'Max Allowed Weight (Approx.)', data: weightData, borderColor: 'rgba(255, 99, 132, 1)', // Red backgroundColor: 'rgba(255, 99, 132, 0.2)', borderWidth: 2, fill: false, type: 'line' // Line chart for the limit }, { label: 'BMI Upper Limit (~' + bmiMax.toFixed(1) + ')', data: bmiData, borderColor: 'rgba(54, 162, 235, 1)', // Blue backgroundColor: 'rgba(54, 162, 235, 0.2)', borderWidth: 1, borderDash: [5, 5], // Dashed line for BMI limit fill: false, type: 'line' }, { label: 'Your Current Weight', data: currentWeightData, borderColor: 'var(–primary-color)', // Primary color backgroundColor: 'var(–primary-color)', borderWidth: 3, pointRadius: 5, fill: false, type: 'scatter' // Scatter point for current weight }, { label: 'Your Current BMI', data: currentBmiData, borderColor: 'var(–success-color)', // Success color backgroundColor: 'var(–success-color)', borderWidth: 3, pointRadius: 5, fill: false, type: 'scatter' // Scatter point for current BMI } ]; window.weightChartInstance = new Chart(ctx, { type: 'line', // Default type, overridden by specific dataset types data: { datasets: datasets }, options: { responsive: true, maintainAspectRatio: false, scales: { x: { type: 'linear', position: 'bottom', title: { display: true, text: 'Height (inches)' }, min: minHeight, max: maxHeight }, y: { title: { display: true, text: 'Weight (lbs) / BMI' }, // Adjust y-axis dynamically or set a reasonable range beginAtZero: false, suggestedMin: 100, // Example min suggestedMax: 250 // Example max } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || ''; if (label) { label += ': '; } if (context.parsed.y !== null) { if (label.includes('Weight')) { label += context.parsed.y.toFixed(0) + ' lbs'; } else if (label.includes('BMI')) { label += context.parsed.y.toFixed(1) + ' BMI'; } else { label += context.parsed.y.toFixed(0); } } return label; } } }, legend: { position: 'top' } } } }); } // Function to reset calculator to default values function resetCalculator() { document.getElementById("soldierHeight").value = ""; document.getElementById("soldierAge").value = ""; document.getElementById("soldierGender").value = "male"; document.getElementById("soldierWeight").value = ""; document.getElementById("bodyFatPercentage").value = ""; document.getElementById("heightError").textContent = ""; document.getElementById("ageError").textContent = ""; document.getElementById("weightError").textContent = ""; document.getElementById("bfpError").textContent = ""; document.getElementById("results-container").classList.remove("visible"); document.getElementById("passFailStatus").textContent = ""; document.getElementById("bmiResult").textContent = ""; document.getElementById("maxAllowedWeight").textContent = ""; document.getElementById("bodyFatLimit").textContent = ""; // Clear table document.getElementById("tableHeight").textContent = "N/A"; document.getElementById("tableAge").textContent = "N/A"; document.getElementById("tableGender").textContent = "N/A"; document.getElementById("tableWeight").textContent = "N/A"; document.getElementById("tableBMI").textContent = "N/A"; document.getElementById("tableMaxWeight").textContent = "N/A"; document.getElementById("tableBfLimit").textContent = "N/A"; // Clear and reinitialize chart var ctx = document.getElementById('weightChart').getContext('2d'); if (window.weightChartInstance) { window.weightChartInstance.destroy(); } // Optionally draw a blank chart or hide it ctx.clearRect(0, 0, ctx.canvas.width, ctx.canvas.height); } // Function to copy results to clipboard function copyResults() { var status = document.getElementById("passFailStatus").textContent; var bmi = document.getElementById("bmiResult").textContent; var maxW = document.getElementById("maxAllowedWeight").textContent; var bfl = document.getElementById("bodyFatLimit").textContent; var formula = "Formula: The Army uses height-weight charts and body fat percentage standards to ensure soldiers meet physical readiness requirements."; var resultString = "Army Weight Standards Calculation:\n\n"; resultString += status + "\n"; resultString += bmi + "\n"; resultString += maxW + "\n"; resultString += bfl + "\n\n"; resultString += formula; // Use the modern Clipboard API if available, fallback to older methods if (navigator.clipboard && navigator.clipboard.writeText) { navigator.clipboard.writeText(resultString).then(function() { alert('Results copied to clipboard!'); }).catch(function(err) { console.error('Could not copy text: ', err); fallbackCopyTextToClipboard(resultString); }); } else { fallbackCopyTextToClipboard(resultString); } } function fallbackCopyTextToClipboard(text) { var textArea = document.createElement("textarea"); textArea.value = text; textArea.style.position = "fixed"; // Avoid scrolling to bottom textArea.style.top = "0"; textArea.style.left = "0"; textArea.style.opacity = "0"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'successful' : 'unsuccessful'; alert('Results copied to clipboard!'); } catch (err) { console.error('Fallback: Oops, unable to copy', err); } document.body.removeChild(textArea); } // Initial calculation on load if inputs have default values (optional) // calculateWeightStandards(); // Uncomment if you want it to run once on page load // Add Chart.js library – MUST be included for the chart to work // In a real WordPress setup, this would be enqueued properly. // For this standalone HTML, we'll embed a minified version or assume it's available. // ** IMPORTANT: You need to include the Chart.js library ** // Add this script tag BEFORE your script: // // For this example, I'll assume it's available. If running this directly, add the script tag above. // Placeholder function to ensure Chart is defined for the example if (typeof Chart === 'undefined') { console.warn("Chart.js library is not loaded. Charts will not render."); var Chart = function() { this.destroy = function() { console.log("Chart destroyed (mock)"); }; }; }

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