A study of this champion's heart helped prove the benefits of exercise
More than a 100 years ago, doctors thought that too much running or other vigorous activity could harm us. Marathoner Clarence DeMar proved them wrong.
cardiovascular health
Sleeping with even a little bit of light isn't good for your health, study shows
Just a night or two of exposure to faint light is enough to raise your pulse and increase insulin resistance — factors that increase the risk of heart disease and diabetes, researchers find.
Heartbreak can literally break your heart, a comic!
Cardiologist Sandeep Jauhar has been obsessed with the heart ever since he was young. He's seen firsthand how trauma, heartbreak, and grief can impact our hearts in shocking ways.
Ready For Your First Marathon? Training Can Cut Years Off Your Cardiovascular Age
More reasons to commit to a race: A new study shows that novice runners who take on a marathon significantly improved their heart health. We've got tips to get you started.
Dog People Live Longer. But Why?
Hanging out with dogs might be good for your health. A researcher reviews the science and discusses the very real link between dog ownership and reduced risk of dying from cardiovascular disease.
Exercise Wins: Fit Seniors Can Have Hearts That Look 30 Years Younger
Why develop an exercise habit now? Because 75-year-olds who've been doing it for decades may have the cardiovascular systems of people in their 40s and the muscles of 20-somethings, researchers found.