Births of Triplets, Quadruplets on Decline in U.S.: Report

Improvements in infertility treatments led to fewer risky multiple births by 2014, experts say


Building Muscle Could Boost the Body's Most Important Muscle

People with heart disease should prioritize weight training over weight loss, study says


Kids of Older Moms May Have a Leg Up on Their Peers

They tend to be taller, better educated, and societal changes over time may be behind trend, study suggests


Mild Air Pollution of Concern in Pregnancy

Study found risk for a leading cause of premature birth began below EPA standards


Smog May Boost Risk for Several Cancers

Study finds even small increases in pollution raised overall odds of dying from disease by 22 percent


Some Smart Yet Easy Ways to Shield Yourself From Skin Cancer

Dermatologist offers advice on how to prevent, detect any abnormalities


Teen Birth Rate at Record Low in U.S.

They're delaying sex, using more effective birth control, CDC researcher says


Today's Hair Style Could Cause Tomorrow's Hair Loss

Black women who prefer scalp-pulling hairdos seem especially at risk, study indicates


Two Genes May Raise Odds for Fraternal Twin Pregnancies

Variants make the release of multiple eggs more likely, researchers say


'You've Got Cancer' Can Take Devastating Mental Toll

Study finds higher rates of depression, anxiety, substance abuse just before and after a diagnosis