In one day, adult lungs move about 10,000 litres of air.
11
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
The human brain uses approximately as much energy as a 10 watt light bulb.
120
If you hold farts in during the day, they'll just come out when you sleep.
16
In 1996, research found that having excessive body hair is linked to higher intelligence.
23

