Photos from China show a population of people hiding behind face masks to escape infection with the coronavirus. Before you invest in a supply of masks,
read this story on when and how to use them.

Chocolate has the reputation of being good for your health.
But how much of that reputation is wishful thinking?

Flowers, a romantic fire on the hearth—what could go wrong?
That depends on whether your sweetheart has allergies or asthma.
Try these creative twists on Valentine's Day gifts instead.

CPR can save someone having a heart attack, right?
Learn the truth behind this and other heart disease misconceptions.

Should you wear your warmest coat to work out in the cold?
If you have a heart condition, is it OK to exercise in cold weather?
Find the answers to these and other questions in this quiz.