Mental Floss

HEALTH









May want to think twice about drinking straight from the faucet, too.

Depending on how weird your home’s tap water tastes, it could be due to the pipes or an old water heater, or be a problem with the water itself.

Mike Rampton
A scanning electron micrograph of ‘Mycobacterium tuberculosis’ particles (colorized red), the bacterium that causes TB.

Ailments as diverse as tooth decay and malaria have caused suffering for thousands, even millions, of years—and they’re not done with us yet.

Liz Langley


The extra cap isn't entirely for show.

Deodorant sticks often come with one outer cap and one inner cap, but the purpose of that extra inner cap isn’t really clear.

Jake Rossen








If you’re eating a healthy and balanced diet, you may not need extra vitamins.

Too much of anything, even a helpful or healthy thing, can hurt you. Medication? Definitely. Water? Absolutely. Exercise? You bet. Vitamins? Quite possibly.

Kate Horowitz