Pregnant women who eat beef seven or more times a week may be producing sons with low sperm counts.
The exact reason for the association isn't clear. But hormones, pesticides or other chemicals in beef might affect the development of the testes of the still developing fetus, speculated the authors of a study in the March 28 issue of Human Reproduction.
Preschoolers who spent a year or more in a daycare center were more likely to be disruptive in class when they started school, and this effect persisted through the sixth grade, according to a large U.S. study released Monday.
"To be without some of the things you want is an indispensable part of happiness." -- Bertrand Russell
"Non-violence leads to the highest ethics, which is the goal of all evolution. Until we stop harming all other living beings, we are still savages."
-- Thomas Edison (Harper's Magazine, 1890)