Cholesterol is a waxy, fat-like substance that circulates in the bloodstream and plays an important role in the body. It helps build healthy cells and supports the production of certain hormones. However, when cholesterol levels become too high, they can increase the risk of heart disease and other serious health conditions.

There are two main types of cholesterol. Low-density lipoprotein (LDL), often called “bad” cholesterol, can build up inside the walls of arteries when levels become too high. High-density lipoprotein (HDL), known as “good” cholesterol, helps remove excess cholesterol from the bloodstream. Maintaining a healthy balance between these two types is essential for protecting heart health.

High cholesterol is a major risk factor for cardiovascular disease. When LDL cholesterol accumulates in the arteries, it forms plaque that narrows blood vessels and restricts blood flow. This condition, known as atherosclerosis, can raise the risk of heart attacks, strokes, and other complications over time.

Diet plays a key role in managing cholesterol levels. Eating foods rich in fiber—such as oats, beans, fruits, and vegetables—can help lower LDL cholesterol. Healthy fats from sources like olive oil, nuts, and avocados are beneficial when consumed in moderation, while trans fats and excessive saturated fats should be limited.

Regular physical activity is another important factor in maintaining healthy cholesterol levels. Exercise can raise HDL cholesterol while helping lower LDL cholesterol and triglycerides. Activities such as walking, swimming, cycling, or dancing can support heart health and improve overall well-being.

Lifestyle habits also influence cholesterol. Managing stress, getting enough sleep, and maintaining a healthy weight all contribute to better heart health. Regular cholesterol testing and guidance from healthcare professionals can help individuals monitor their levels and take the necessary steps to reduce the risk of cardiovascular disease.