Effects can be devastating during adolescence, researchers say

Adaptive study design allows researchers to match medications to patients more quickly

Research suggests smaller grafts may be shorter lived

Experimental med seems to have fewer side effects than current treatment, researcher says

Survey finds consumption dropped one-third in just 2 years, and more are drinking water

Congress Working on Bill to Address Opioid Epidemic

Steps to help keep you healthier

Parents and peers have far more influence on sexual behavior

Study points to medical advances, changes in end-of-life care

But doctors say the concept is not ready for clinical use yet