In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
There's 100 trillion good bacteria living in your body.
17
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
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 is very soft, having a consistency similar to soft gelatin or firm tofu.
13