Obese couples have a more difficult time conceiving a baby than couples of normal weight, according to a study published on Tuesday identifying another consequence of putting on too much weight. Researchers tracked nearly 48,000 Danish couples between 1996 and 2002, including about 7,600 couples with both the man and woman either overweight or obese according to standards set by the World Health Organization. They measured how long it took couples to conceive a baby once they began unprotected sex in a bid to have a child. If both the man and woman were obese, their chances of having to...