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.
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You would need to smoke between 20,000-40,000 joints to be at risk of dying of a THC overdose.
12
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A person infected with the SARS virus, has a 95-98% chance of recovery.
23
In Nepal, cow dung is used for medicinal purposes.
19
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
Banging your head against a wall uses 150 calories an hour.
57