Pregnancy-related diabetes likely to recur: study
NEW YORK (Reuters Health) - Pregnant women with a history of pregnancy-related diabetes, also called gestational diabetes, have a good chance of developing the condition again, suggests a large new study.

Damp house linked to kids\' risk of nasal allergies
NEW YORK (Reuters Health) - Children who live in damp, water-damaged homes may be more likely than other kids to develop nasal allergies, a new study suggests.

Little harm seen from painkiller shots for pro athletes
NEW YORK (Reuters Health) - When professional athletes in sports like football and rugby are injured, they commonly get injections of pain-numbing anesthetics to help them stay in the game. Now a new study suggests that, while safety concerns remain, most athletes may not suffer any long-term harm from the practice.

Eastern Africa polio-free, but cases found in Russia
GENEVA (Reuters) - Eastern Africa is free of polio again, with four countries -- Ethiopia, Kenya, Sudan and Uganda -- having reported no cases of the crippling disease for more than a year, U.N. and other aid agencies said Friday.

Calcium supplements may raise risk of heart attack
HONG KONG (Reuters) - Calcium supplements, which many people consume hoping to ward off osteoporosis, may increase the risk of heart attack by as much as 30 percent, researchers reported Friday.