A new feat in optogenetics used red and green light to raise and lower the speed of beating heart cells.

CBD supplements are an increasingly popular option for treating pain. Experts offer some tips and context for the lack of scientific evidence.

Study links the ‘weekend effect’ of increased hospital mortality to junior doctors admitting a lower proportion of healthy patients at the weekend compared to weekdays.

"...when someone loses a hand, we found both 'hand areas' of the brain—left and right—become dedicated to the remaining healthy hand."

Giving babies one strain of gut bacteria could reduce intestinal inflammation by 55 fold compared to giving babies breastmilk alone.

One woman's resistance to genetic, early-onset Alzheimer's disease may hold the key to future therapies for the neurodegenerative disease.

After mining millions of electronic health record data points, researchers found people who were more physically active at baseline were less likely to develop depression, even after accounting for genetic risks.

A protein called IL-36g could keep the herpes virus from spreading to the nervous system in women, researchers have discovered.

Women who've given birth five or more times may face more heart disease risk factors than women who've given birth fewer times.

A sleepless night can trigger up to a 30% rise in anxiety levels. But there are several things you can do to get a deep night's sleep.