The scientists who created a synthetic variant are in debt to nature, time and billions of years of evolution.

AP – Ten minutes of brisk exercise triggers metabolic changes that last at least an hour. The unfair news for panting newbies: The more fit you are, the more benefits you just might be getting.

Some members of Congress who pushed for extra money in the new health care law to reward low-cost hospitals in their states will not get any in their districts.

The salt industry is working overtly and behind the scenes to fend off public-health attacks on salt, using a shifting set of tactics that have defeated similar efforts for 30 years.

Advances in video technology and a need to reduce medical costs have made interactive telemedicine a growing business.