Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
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"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
The smallest human penis ever recorded was just 5/8 of an inch long!
77
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Wearing headphones for an hour increases the bacteria in your ear 700 times.
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