Cholesterol doesn’t have the same clout as plenty of other heart-related biomarkers. You can’t check the amount of cholesterol (a.k.a. a waxy fat made by your liver) floating in your blood using a ...

When Mara Varona was pregnant she decided to take a common prenatal blood test to screen for genetic conditions. It was part of a proactive approach she and her husband took to pregnancy. "We're just ...