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A single X-ray or CT scan exposes a person to just a tiny bit of radiation, but over time, that exposure can add up to increased rates of cancer --…

If you've ever made a doctor’s appointment because of severe neck pain, exhaustion, or sinus pressure, only to be told that your symptoms are “normal” or…

It's notoriously hard to get people to quit smoking. Pregnant women in Scotland were more apt to stop if they got $600 in gift cards. But are those kinds of payments ethical?

The British firm that developed the strain of mosquito says it has already tested the insect in tropical countries and found it can reduce populations of disease-carrying mosquitoes by 90 percent.

New research shows that teenagers' brains aren't fully insulated, so the signals travel slowly when they need to make decisions. Neuroscientist Frances Jensen, who wrote The Teenage Brain, explains.

As an oncologist and palliative care specialist, Larry Cripe treats critically ill patients. Two years ago, he found himself on the other side of the…

The Cleveland Clinic has seen its Medicare penalties go down, while those paid by hospitals that serve many of Cleveland's poorer residents have gone up.

Juice and smoothies can be a convenient way to get more servings of fruits and vegetables. So what's the better gadget between a blender and juicer if you want to get more beneficial nutrients?

The latest wave of measles cases and potential infections is in Arizona, where 1,000 people may have been exposed to measles from seven people confirmed to have been infected.

Scientists studying HIV and Ebola have noticed another virus hitching along for the ride in some blood samples. Now they're trying to figure out whether the lurker helps the body fend off disease.