If you've had an annual checkup recently, your doctor probably ran a blood test to look at things such as your cholesterol levels. Researchers are also interested in the levels of cholesterol and ...

This article was reviewed by Darragh O’Carroll, MD. Blood tests are one of the most widely used and helpful tools in modern medicine. Whether ordered in a clinic or done through an at-home kit, they ...

LDL cholesterol alone doesn’t tell the full story. Doctors explain how Apo B and Lipoprotein(a) tests can reveal hidden heart ...