While it's fairly common for people in the U.S. to be afraid of the number thirteen, for some, the number four is a lot scarier.
Dear A Moment of Science, I try to eat a healthful diet, but I have a hard time remembering which cholesterol is the "good" cholesterol: LDL or HDL.
You may have heard that too much salt is bad for you. Have you ever really understood why though? Learn more on this Moment of Science.
Exercise regularly and you'll reap the benefits, but how, exactly, does exercise make us healthier?
Eat too much and you might wind up obese. Eat the wrong things and watch your cholesterol shoot through the roof. As if that’s not enough, doctors have found that, taken together, conditions like high blood pressure and obesity are good predictors of illnesses including heart disease, stroke, and diabetes. Learn more on this Moment of Science.
You’ve probably seen a doctor on tv shock someone the minute they flatline, right? That may be how it’s done on TV, but not in real life. Learn more on this Moment of Science.
What exactly does the body go through during acid reflux? Find out on A Moment of Science.
Pacemakers are electrical devices that monitor the heart rate and helps get it up to speed when it starts pumping too slowly. The small battery powered disk is inserted just beneath the skin above the heart. A couple of attached wires monitor the heart and carry signals and impulses to and from the heart.