One human hair can support 3 ounces.
191
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The average person's skin weighs twice as much as their brain.
131
There's 100 trillion good bacteria living in your body.
17
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
In one day, adult lungs move about 10,000 litres of air.
11
The human brain doesn't stop developing until about 25 years old.
102