A person can live without food for about a month, but only about a week without water.
156
The human body contains over a billion miles of DNA.
147
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
A human being loses an average of 40 to 100 strands of hair a day.
133
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
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 adult human brain weighs about 3 pounds (1,300-1,400 g).
99
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55