Harvard Health

It may be a simple case of asthma or a serious heart condition. Here's when to report it. You take a brief walk up some stairs and find yourself straining...

Approach these phone, tablet, or computer programs with caution if they make big promises. Of the countless applications (apps) available for your computer tablet and smartphone, there are an estimated...

Here's another reason to cut out soda and other sugar-sweetened beverages from your diet. A Harvard study published in the January 2013 issue of The American Journal of Clinical Nutrition...

Older adults with hearing loss may be at risk for cognitive problems, according to a study published online Jan. 21, 2013, in JAMA Internal Medicine. People with hearing loss had...

Q. I have had restless leg syndrome for years. Is there anything I can take for it that won't cause side effects? A. Unfortunately, there is no medicine for any...

But new research offers reassurance that dense breasts don't raise risk of cancer death. Dense breast tissue can make it harder to see breast cancer on a mammogram. Dense breasts...

Q. Where do you stand on glucosamine and chondroitin? Do you think they're helpful or just hype? A. Randomized clinical trials have compared each of these two supplements, alone and...

Q. It seems like more and more people are wearing various devices that measure how active they are. Is this really valuable, or is it just a fad? A. Being...

Whether you're dealing with asthma or another respiratory condition, such as reactive airways, chronic bronchitis, emphysema, or chronic obstructive pulmonary disease, an inhaler can be an invaluable tool for the...

It helps reduce stress and anxiety, which can lower heart rate and blood pressure while reducing harmful hormones. There's more to heart attack and stroke prevention than medications, exercise, and...