The American Heart Association report runs contrary to recent studies — and the group’s own guidelines — that found any amount of alcohol to be harmful.
While there is no dispute that heavy drinking is harmful to health, the question before experts is whether light to moderate drinking provides more protection from cardiovascular disease than not drinking at all.
A study of more than 45,000 women found that screening women according to their level of risk was as effective in detecting tumors as the one-size-fits-most screening currently recommended.
At an international conference, researchers at the forefront of animal-human transplantation compared notes and allowed themselves the first real optimism in decades.