Are Men Are The 'Weaker' Sex? Pregnancy With Male Fetus Riskier, Study Claims

ScienceDaily (Apr. 1, 2009) — Nurses in the maternity ward often say that a difficult labor is a sign of a baby boy. Now, researchers at Tel Aviv University claim that a new study provides scientific evidence that a male baby comes with a bigger package of associated risks than his female counterparts.

http://www.sciencedaily.com/releases/2009/03/090331112729.htm