Nancy Shute

Several dozen children in California and Colorado have suffered paralyzed limbs, which doctors speculate could be caused by the respiratory virus EV-68. But we're a long way from knowing for sure.

Having a full-blown stroke can cause post-traumatic stress disorder, and that's also true for tiny strokes called TIAs, a study finds. Worry over future stroke risk may be a factor.

Here's a government service: The Federal Trade Commission has told two companies to quit selling caffeinated women's undergarments because they don't actually slim your nether regions as advertised.

People in the United Kingdom failed big time when they took a poll on risk factors for heart disease. Think you're more up to speed? Try our quickie quiz and find out.

Most parents say they have used corporal punishment. But there's abundant evidence that it doesn't improve behavior over time. Changing how parents talk to children does work, but it takes practice.

Mom always liked you best. But is that enough of an excuse to start smoking dope? It depends on how teenagers perceive parental preference, a study finds. And also how warm the family is overall.

Heating pads and other passive treatments don't do any good if the goal is gaining strength and mobility, according to the Choosing Wisely campaign. Instead, it's all about the exercise.

About 27 percent of respiratory tract infections in children are caused by bacteria, a study finds. But doctors prescribe antibiotics for 57 percent, leading to 11 million unneeded prescriptions.

The rare virus is spreading fast, and doctors don't have an instant test to find out who has it. So parents should be ready to seek help quickly if a child has a cold that's rapidly getting worse.

Daily smokers are less likely to graduate from high school or college and are at higher risk of suicide, according to an analysis of three long-term studies of teenagers in Australia and New Zealand.