John Edward Swartzberg, M.D.

Blood pressure in some people rises moderately to dramatically when excess salt is consumed. This can affect people with or without high blood pressure.

Getting vaccinated for the flu in late summer, particularly for older adults, may mean less protection from the virus as flu season ramps up in the winter.

Proton pump inhibitors are the most effective medicines for reducing stomach acid. But studies suggest those drugs have several serious downsides.

If you have persistent stomach distress, don’t take it lightly: It could be gastritis. Here’s how it’s caused and how to find relief.

Many older adults mistakenly believe their sadness is a normal part of aging. But untreated late-life depression can intensify. Here’s how to find help.

If you have pain in your legs from peripheral artery disease, your doctor may suggest a procedure called revascularization. Here’s what to know first.

If you have peripheral artery disease, chances are you could be doing more to lower your risk of serious complications, such as heart attack or stroke.

Sales of prescription testosterone pills, gels, and patches have soared. But are they necessary? And do they work? Here’s the latest evidence.

The average adult sits for nearly eight hours a day. Here’s why that’s harmful to your health, and what you can do about it.

Tendinitis and stress fractures are common among people who do the same exercise repeatedly or often. Here’s how you can help prevent them.