(Family Features) Millions of Americans are at risk for life-threatening cardiovascular events due to high cholesterol, a condition nearly everyone has heard of yet just a fraction fully understand. In fact, many don’t realize they have high levels of harmful cholesterol until they experience a heart attack or stroke. According to the Centers for Disease Control and Prevention, 71 million adults in the United States have high low-density lipoprotein (LDL) cholesterol, also known as “bad” cholesterol.

Of these, nearly 50 million Americans do not have LDL cholesterol levels under control and are at higher risk for cardiovascular events, such as heart attack and stroke. Protecting yourself and your loved ones from the effects of high LDL cholesterol starts by arming yourself with key information. What is High LDL Cholesterol? “Your body needs cholesterol – a waxy, fat-like substance – to work properly,” said Stephen Pinkosky, PhD, vice president, drug discovery and early development at Esperion.

“However, having too much LDL cholesterol can lead to blockages in your arteries. Often impacted by both lifestyle choices and genetics, it’s important to maintain an LDL cholesterol level recommended by your health care provider.” What are the Risks of High LDL Cholesterol? “It’s often not until there may be a large blockage of the artery that you notice something is wrong, such as chest pain, pain in the arms or jaw, nausea, sweating, shortness of breath or weak.