If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
A human being loses an average of 40 to 100 strands of hair a day.
133
The average person's skin weighs twice as much as their brain.
131
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
There's 100 trillion good bacteria living in your body.
17
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217