Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Mushrooms are more closely related to humans than they are to plants.
47
Poor eyesight (myopia) is associated with higher IQ.
232
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
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161