Weight, Study | featured news

For most pregnant women, exercise is the last thing on their minds. After all, keeping slim while you're expecting isn't exactly the top priority — rather, it's making sure your baby gets enough nutrients to grow. But in a small new study, researchers at the University of Auckland in New Zealand report that a mother's regular aerobic exercise may be good for a growing fetus' health — and may even help a baby get a healthier start in life.

One hour of moderate to vigorous exercise a day can help teens beat the effects of a common obesity-related gene with the nickname "fatso," according to a new European study.