A recent UK study showed no significant difference in survival between men who had a single prostate-specific antigen (PSA) test

Born after just 23 of the normal 40 weeks of pregnancy, the extremely preterm baby is small enough to fit in the palm of my hand and weighs just one and a quarter pounds.

The emotion of lassitude might help your body fight off infection by making certain adjustments.

A sort of physiological clock—levels of 373 proteins in your blood—can predict your age, according to a new study.

About a quarter of children in the United States are born two to three weeks before their due date, which qualifies them as “early term.”

America is aging rapidly. In the next 40 years, the number of people age 65 and older is expected to nearly double.

Hot flashes or night sweats — called vasomotor symptoms or VMS — might be more than just a nuisance for menopausal women.

Current estimates suggest that addictions affect one-third of the population in the United States. Of course, when most of us hear the word addict, we think crack, or cocaine, or heroin... Certainly we don't think about, say, sugar -- and yet sugar is the most prevalent addictive substance in the world!

Getting five or fewer hours of sleep a night is associated with low bone mineral density and higher odds of osteoporosis, researchers report.

Monique is 77 years old. I met her when she came to the eye clinic at the University of Montréal, where I am a professor.

Humanity’s defences against infection are wearing thinner by the day, and the microbes responsible are getting stronger.

Parkinson’s disease is a progressive neurodegenerative disorder affecting one in 350 Australians.

For generations, the members of a family in Colombia have gotten early-onset Alzheimer’s disease. How one woman has resisted it could lead to future therapies, researchers say.

Whether you need to take a drug at a specific time of day depends on the medication and the condition you are treating.

You've probably noticed that there's a healing side to exercise: It can chase the blues, help fight stress, and raise your energy. Qigong, t'ai chi, and yoga were used purposefully in ancient cultures as a complement to medical treatment.

Cancer patients most often head to the emergency department for pain, nausea, and shortness of breath, research finds.

Is it possible that people who are diagnosed with cancer die of a sophisticated form of voodoo? Does the victim's belief in the power of vicious cells, like belief in the power of a hex, lead to his death? 'Cancer' is a demon word -- the destructiveness of cancer begins as soon as the diagnosis is uttered. The word strikes terror to the heart...

Men with breast cancer are more likely to die than women across all stages of disease, researchers report.

Negative social attitudes, such as racism and discrimination, damage the health of those who are targeted by triggering a cascade of aberrant biological responses

Imagine that you’re a police officer. You spot a car ahead that is swerving all over the road. You pull the driver over and she’s clearly intoxicated.

Researchers have identified lack of sleep as a cause of serious disorders ranging from diabetes to high stress levels. The results show that it is taking a huge toll on the quality of life -- and the health -- of millions.

Decline in brain function often occurs as people age. People often worry that declining brain function is an inevitable part of growing old and will lead to dementia, but it is not. Many people do not experience age-related cognitive decline.

As the flu season gets started, what can you do to protect yourself and stay healthy?