High-fat diet can affect sense of smell

Researchers have found that a high-fat diet can affect your sense of smell following results from a test on lab mice.

Your toilet seat barrier is futile

The state of many public toilets is enough to turn us all into germaphobes, but whether we squat or make a toilet paper throne for our bottoms, we're still doomed.

Take a nap to sharpen your mind

Napping isn't just for babies, old people and students, but for everyone and should be done at least once a week, say scientists.

Circumcision lowers risk for women too

Circumcised men provide a lower risk of passing the HIV virus to their sexual partners, according to a study presented at the world Aids forum.