But researcher says the devices should still be regulated

It's the first time an artificial cardiac valve has been made that grows over time, scientists say

British Ebola Patient Released From Hospital CVS Halts Tobacco Sales

Beef up your diet for baby's health

It should including provisions for keeping the weight off

But there was slightly higher risk of complications with double mastectomy, researchers added

Researchers saw little difference when it came to weight loss after one year

Modest reduction not significantly better than diet drugs or other surgeries

But many more women in U.S. are choosing the radical procedure

Higher levels of activity reap greater benefits, researchers find