:root {
–primary-blue: #004a99;
–success-green: #28a745;
–light-background: #f8f9fa;
–border-color: #ddd;
–text-color: #333;
–result-background: #e9ecef;
}
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
background-color: var(–light-background);
color: var(–text-color);
line-height: 1.6;
margin: 0;
padding: 20px;
display: flex;
justify-content: center;
align-items: flex-start;
min-height: 100vh;
}
.loan-calc-container {
background-color: #fff;
padding: 30px;
border-radius: 8px;
box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
width: 100%;
max-width: 700px;
box-sizing: border-box;
}
h1, h2 {
color: var(–primary-blue);
text-align: center;
margin-bottom: 20px;
}
.input-group {
margin-bottom: 20px;
display: flex;
flex-direction: column;
align-items: flex-start;
}
.input-group label {
display: block;
margin-bottom: 8px;
font-weight: 600;
color: var(–primary-blue);
}
.input-group input[type="number"] {
width: 100%;
padding: 10px 12px;
border: 1px solid var(–border-color);
border-radius: 4px;
box-sizing: border-box;
font-size: 1rem;
transition: border-color 0.3s ease;
}
.input-group input[type="number"]:focus {
border-color: var(–primary-blue);
outline: none;
box-shadow: 0 0 0 2px rgba(0, 74, 153, 0.2);
}
button {
width: 100%;
padding: 12px 20px;
background-color: var(–primary-blue);
color: white;
border: none;
border-radius: 4px;
font-size: 1.1rem;
font-weight: 600;
cursor: pointer;
transition: background-color 0.3s ease, transform 0.2s ease;
margin-top: 10px;
}
button:hover {
background-color: #003f82;
transform: translateY(-2px);
}
#result {
margin-top: 30px;
padding: 20px;
background-color: var(–result-background);
border: 1px solid var(–border-color);
border-radius: 4px;
text-align: center;
font-size: 1.5rem;
font-weight: bold;
color: var(–primary-blue);
min-height: 80px;
display: flex;
justify-content: center;
align-items: center;
transition: background-color 0.3s ease;
}
#result.error {
background-color: #f8d7da;
color: #721c24;
border-color: #f5c6cb;
}
.article-section {
margin-top: 40px;
padding-top: 30px;
border-top: 1px solid var(–border-color);
}
.article-section h2 {
margin-bottom: 15px;
font-size: 1.8rem;
color: var(–primary-blue);
text-align: left;
}
.article-section p, .article-section ul {
margin-bottom: 15px;
color: #555;
}
.article-section ul {
list-style-type: disc;
margin-left: 20px;
}
.article-section strong {
color: var(–primary-blue);
}
/* Responsive adjustments */
@media (max-width: 600px) {
.loan-calc-container {
padding: 20px;
}
h1 {
font-size: 1.8rem;
}
button {
font-size: 1rem;
}
#result {
font-size: 1.2rem;
}
.article-section h2 {
font-size: 1.6rem;
}
}
Understanding Your Cholesterol Ratio
The cholesterol ratio is a powerful tool used to assess your risk of developing heart disease. It compares your Total Cholesterol level to your High-Density Lipoprotein (HDL) Cholesterol level. A lower ratio generally indicates a lower risk of heart disease, while a higher ratio suggests an increased risk.
The Math Behind the Ratio
Calculating your cholesterol ratio is straightforward. You simply divide your Total Cholesterol level by your HDL Cholesterol level:
Cholesterol Ratio = Total Cholesterol (mg/dL) / HDL Cholesterol (mg/dL)
For example, if your Total Cholesterol is 200 mg/dL and your HDL Cholesterol is 50 mg/dL, your ratio would be:
200 mg/dL / 50 mg/dL = 4.0
This is often expressed as 4:1.
Interpreting Your Results
Healthcare professionals generally consider the following as guidelines. It's crucial to discuss your specific results with your doctor, as these are general recommendations and individual risk factors can vary significantly.
- Below 3.5:1 – Very good; low risk
- 3.5:1 to 4.5:1 – Good; average risk
- 4.5:1 to 6:1 – Borderline or slightly elevated risk
- Above 6:1 – High risk
Important Note: Your doctor will consider other factors like LDL cholesterol ("bad" cholesterol), triglycerides, blood pressure, family history, age, and lifestyle habits when assessing your overall cardiovascular risk. This ratio is just one piece of the puzzle.
Why is HDL Cholesterol Important?
HDL cholesterol is often referred to as "good" cholesterol because it helps transport excess cholesterol from the arteries back to the liver, where it can be processed and removed from the body. Higher levels of HDL are generally associated with a lower risk of heart disease.
Why is the Ratio Important?
While total cholesterol is a measure of all cholesterol in your blood, the ratio provides a more nuanced view. A person might have a high total cholesterol, but if a significant portion of it is HDL, their risk might be lower than someone with the same total cholesterol but much lower HDL. The ratio highlights the balance between "good" and "bad" cholesterol influences.
When to Use This Calculator
Use this calculator any time you receive your cholesterol test results from your doctor. It can help you quickly understand the implications of your Total Cholesterol and HDL levels and encourage proactive conversations about heart health. Regular monitoring and understanding these numbers are vital steps in maintaining a healthy lifestyle.
function calculateCholesterolRatio() {
var totalCholesterolInput = document.getElementById("totalCholesterol");
var hdlCholesterolInput = document.getElementById("hdlCholesterol");
var resultDiv = document.getElementById("result");
var totalCholesterol = parseFloat(totalCholesterolInput.value);
var hdlCholesterol = parseFloat(hdlCholesterolInput.value);
resultDiv.classList.remove("error"); // Clear previous error state
// Input validation
if (isNaN(totalCholesterol) || totalCholesterol <= 0) {
resultDiv.innerHTML = "Please enter a valid Total Cholesterol level.";
resultDiv.classList.add("error");
return;
}
if (isNaN(hdlCholesterol) || hdlCholesterol <= 0) {
resultDiv.innerHTML = "Please enter a valid HDL Cholesterol level.";
resultDiv.classList.add("error");
return;
}
if (hdlCholesterol === 0) {
resultDiv.innerHTML = "HDL Cholesterol cannot be zero for ratio calculation.";
resultDiv.classList.add("error");
return;
}
var ratio = totalCholesterol / hdlCholesterol;
// Format to one decimal place
var formattedRatio = ratio.toFixed(1);
resultDiv.innerHTML = "Your Cholesterol Ratio: " + formattedRatio + ":1";
}