Random Human Body Facts

Yawns are more contagious among people with closer relationships.

All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).

Your heart will pump about 212 million liters in its lifetime.

Every year your body replaces 98% of your atoms.

If you are cold you are more likely to be hungry because you use energy to keep warm.

Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!