A teacher in Spain went viral after giving an anatomy lesson to her third-grade class while wearing a skin-tight bodysuit ... during which he snapped a few photos and posted them to Twitter.

she wore another type of revealing swimsuit – a full-body wetsuit printed head-to-toe with a diagram of the human anatomy. Her husband tagged along for a lesson, snapping a few photos of his ...

Your skin is the largest organ of your body. It's made up of several different substances, including water, protein, lipids, minerals and chemicals. The average adult's skin weighs about 6 pounds.