You may not need hours at the gym to boost your health after all. Researchers say just 30 minutes of high-intensity exercise per week — broken into tiny bursts of effort that leave you out of breath — ...

And because sloths have among the slowest metabolisms ever recorded in animals, the climb down the tree and back up ...

The prospects for those afflicted have improved beyond endless antibiotics or drastic surgery, thanks to an ingenious new ...

European shares tumbled on Friday as a deadlock in U.S.-Iran negotiations dented risk appetite, rattled energy markets and rekindled concerns over an economic slowdown.