Cholesterol
Cholesterol is a waxy, fat-like substance found in all cells of the body. It is essential for producing hormones, vitamin D, and substances that help digest foods.
It is transported in the blood by lipoproteins.
🧪 Types of Cholesterol
1. LDL (Low-Density Lipoprotein) – "Bad" Cholesterol
👉Carries cholesterol to the arteries.
👉Can lead to plaque buildup and arterial blockage.
2. HDL (High-Density Lipoprotein) – "Good" Cholesterol
👉Carries cholesterol away from the arteries to the liver for removal.
👉Helps prevent heart disease.
3. Triglycerides
👉A type of fat in the blood.
👉High levels can also increase heart disease risk.
4. Total Cholesterol
👉The combined amount of LDL, HDL, and 20% of triglycerides.
📊 Normal Cholesterol Levels (mg/dL)
Total Cholesterol Less than 200
LDL (Bad) Less than 100
HDL (Good) 60 or higher
Triglycerides Less than 150
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⚠️ Risk Factors for High Cholesterol
1. Unhealthy diet (high in saturated fats, trans fats)
2. Lack of physical activity
3. Obesity
4. Smoking
5. Excessive alcohol intake
6. Age (risk increases with age)
7. Family history/genetics
8. Chronic conditions (like diabetes or hypothyroidism
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