Turning off the TV is as good as a one-mile walk for burning calories.

More Americans are nearsighted. Nobody knows why.

Happiness Index: Louisiana #1; New York #50. Surprises: California #45; Indiana #47.

Aside from flea- and tick-control products, almost all of the medications their pets receive are crossovers from human medicine.

Study: More lithium in the drinking water leads to fewer suicides.

Almost one in four pediatricians were working part-time in 2006, up from 15 percent just six years earlier and 11 percent in 1993.

Study: 25% of health care costs is associated with disability.

During the great plagues of past centuries, like the Black Death, smallpox and yellow fever, God determined who lived and who died: Today, it’s the genes.

Can an analysis of brains and genes detect “psychopathic killers, capable of committing bone-chilling crimes without empathy, remorse or a sense of right and wrong?” An Italian court used such evidence to reduce a convicted killer’s sentence.

Looking for love in all the wrong places:  Dating sites claim they can now find your perfect match based on DNA. (HT to Marginal Revolution.)

A woman is six times more likely than a man to become separated or divorced soon after a serious medical diagnosis.

Should communications and sociology replace anatomy and physiology in med schools? Some say “yes.”

The U.S. performs about three times as many hysterectomies and almost 40 percent more back surgeries than other industrialized nations.

The Nose that Knows: A one-point bump in Robert Parker’s wine ratings equates to a 7% increase in price.

Follow-up: Most wine ratings no better than a coin toss.

The Swiss crack down on “suicide tourism.”

Chefs: Best route to healthier eating: cut the portions, not the calories.

Can eating baloney sandwiches depress you? Maybe.

Study: CT scans may be increasing cancer risks.

Study: About 100,500 new cases of cancer are caused by obesity every year.

Putting Gramma on the ice (anti-ObamaCare video).