But researchers say clinical trials needed to prove older beta blockers lengthen life in these patients

Obese patients with atrial fibrillation saw odds of recurrence decline as fitness level improved

Shortage of minority physicians may affect U.S. patient care, experts say

Being underweight or overweight at birth also linked to higher odds, study says

But researchers say it's too soon to recommend routine screening

But study notes little evidence exists on the benefits and dangers of doing so

Prior research had suggested that the drugs might have negative effect on memory and thinking

Ob-gyn isn't necessary for low-risk delivery, study suggests

Immune thrombocytopenic purpura involves low blood platelet counts

Findings among young teens reflect traditional biases about men and women