Redheads require up to 20% more anesthesia to be knocked out.
112
The lifespan of a tastebud is ten days.
130
Your tongue is the only muscle in your body that is attached at only one end.
173
Human hair and fingernails continue to grow after death.
7
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
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 heart pumps about 1 million barrels of blood during an average lifetime!
30
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21