It’s that time. . .for heart attacks?

From New Orleans, at a meeting of the American Heart Association

A small but provocative study suggests that a woman is more vulnerable to heart attacks during the time in her menstrual cycle when estrogen concentrations are lowest.

Among 28 women who had a heart attack at an unusually young age—from 35 to 47 years—20 suffered the attack within 5 days after the beginning of their periods, reports Bettina Hamelin of Laval University in Quebec.