Cholesterol is a form of fat we need. It helps make the outer membranes of our bodies' cells stable. But for decades, doctors have known that people with high total cholesterol levels are more likely ...

Because the risk of many conditions increases with age, doctors generally recommend more frequent lab testing as you get ...

A study found that typical cholesterol tests measuring HDL and LDL levels might be missing an important indicator of heart disease risk in certain people. Measuring apolipoprotein B (ApoB), a protein ...