Your ribs move about 5 million times a year, every time you breathe!
60
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Redheads require up to 20% more anesthesia to be knocked out.
112
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45