Calculate your target heart rate Using your target heart rate can help you exercise hard enough to improve your fitness level but not so hard that it's dangerous. Read more
What is an arrhythmia? A malfunction of your heart's electrical system may cause it to beat too quickly, too slowly or erratically. Read more
Men: Tips for a longer and healthier life Guys can increase their chance of a long, healthy life in plenty of ways, starting with not smoking, exercising regularly and maintaining a healthy weight Read more