Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
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
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
Gin is a mild diuretic which helps the body get rid of excessive fluid. Thus, it can reduce problems such as menstrual bloating.
90
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19