A stroke interrupts the blood supply to a part of the brain or a blood vessel in the brain bursts. Either event leads to brain cell damage or death.

Some studies suggest that up to 80% of women with PCOS in the U.S. have overweight or obesity.

More attention is given to systolic blood pressure (the first number) as a major risk factor for cardiovascular disease for people over 50.

Testing medical equipment is aimed at ensuring that it applies to every patient, regardless of their race, but one piece missed the mark.