Experts have started thinking more broadly about what puts a person at risk for heart disease, still the leading killer in the U.S.

High cholesterol often has no symptoms. Watch for shortness of breath, nausea, cold feet and legs, and slow-healing foot ulcers. These could be signs of high cholesterol. High cholesterol can restrict ...

Researchers have identified a new target to treat atherosclerosis, a condition where plaque clogs arteries and causes major cardiac issues, including stroke and heart attack.