Marijuana has been shown to help ease pain and a few other health problems, yet two-thirds of U.S. states have decided pot should be legal to treat many other conditions with little scientific...

People with a DNA mutation that reduces their chance of HIV infection may die sooner, according to a study that suggests tinkering with a gene to try to fix one problem may cause others. The...

With the awakening in society of the importance of mental health, combined with  advances in neuroscience and psychiatry, much needed attention to trauma and childhood trauma is slowly...

Newer drugs are substantially improving the chances of survival for some people with hard-to-treat forms of lung, breast and prostate cancer, doctors reported at the world's largest cancer...

A California company says its experimental blood test was able to detect many types of cancer at an early stage and gave very few false alarms in a study that included people with and without the...

E-cigarettes aren't considered as risky as regular cigarettes, but researchers have found a clue that their flavourings may be bad for the heart. Longtime smokers who can't kick the addiction...

Call them zombie cells — they refuse to die. As they build up in your body, studies suggest, they promote aging and the conditions that come with it like osteoporosis and Alzheimer's...

If you want to save your brain, focus on keeping the rest of your body well with exercise and healthy habits rather than popping vitamin pills, new guidelines for preventing dementia...

A frothing cherub fountain constructed of striped fabric drew the eyes and camera lenses of VIP guests at Thom Browne's fantastical Paris Fashion Week show on Saturday. Here are highlights from Browne...

Researchers have created a way for a smartphone to "hear" a warning sign of ear infections — fluid buildup behind the eardrum. If it pans out, parents might one day check their tots' ears...