blood

Jimmy Carter home from hospital

Anyone who's ever had a fragile grandparent knows that falls are especially dangerous for the elderly -- and Jimmy Carter has had three falls in the past six months.

FDA warns against using young blood as medical treatment

Wannabe vampires, beware: The US Food and Drug Administration warned Tuesday against using plasma infusions from young blood donors to ward off the effects of normal aging as well as other more serious conditions. Plasma, the liquid portion of the blood, contains proteins that help clot blood.

Russians soak up the 'power' of Siberian red deer blood

It's no secret that Russian President Vladimir Putin is proud of his physique -- he has been photographed topless on horseback, or reeling in a fish. But what's behind the stamina of this 65-year-old, now contesting his fourth presidential election? Deer antler blood has something to do with it, he apparently believes.