Heart & Circulatory System

High Cholesterol

Higher-than-desired levels of blood cholesterol, which can affect cardiovascular health over time.

Overview

Cholesterol is a fatty substance the body needs, but too much of certain types can build up in arteries. High cholesterol usually causes no symptoms and is found through blood tests.

Common Symptoms

Usually no symptoms
Detected through blood tests

Possible Causes

Genetic factors affecting cholesterol handling
Diets high in saturated and trans fats
Lack of physical activity

Risk Factors

Family history
Excess weight
Smoking
Diabetes or high blood pressure

Diagnosis

A simple blood test (lipid panel) measures total cholesterol, LDL, HDL and triglycerides.

Treatment & Management

Management may focus on eating patterns and activity, and may include medicines such as statins when appropriate.

Prevention & Healthy Habits

Eating more fiber and healthy fats, staying active, avoiding smoking and maintaining a healthy weight can support healthier cholesterol.

When to Seek Medical Care

Family history of early heart disease
Other cardiovascular risk factors
Before starting new supplements or medicines

Questions to Ask Your Doctor

What do my cholesterol numbers mean?
Which foods should I focus on?
Do I need medicine?
How often should I retest?