Within three days of death, the enzymes that once digested your food begin to eat you.
22
Your thumb is about the same size as your nose.
124
There's 100 trillion good bacteria living in your body.
17
The average person's skin weighs twice as much as their brain.
131
The human brain uses approximately as much energy as a 10 watt light bulb.
120
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
The human sigh acts as a physiological reset button.
23
In one day, adult lungs move about 10,000 litres of air.
11