Lying awake in bed when you can't sleep is counterproductive.
An angry expression is universal, even among blind people who've never seen it before.
Lesbians have more orgasms than straight women.
The Pill has a failure rate of about 9 percent.
Trimming your cuticles is dangerous-and makes them look worse in the long run.
Watching TV to reduce stress can backfire.
Anxiety affects your sense of smell.
Depending on their genes, some people are more or less sensitive to certain scents-or can't smell them at all.
Hookah smoking exposes you to the same health risks as cigarettes.
Happiness significantly improves productivity.