On average, there's 100 billion neurons in the human brain.
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Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
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
About 400 different kinds of microbes live on and in the human body.
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It is possible to go blind from smoking too heavily.
50
Gardening is said to be one of the best exercises for maintaining healthy bones.
40
The average person has over 1,460 dreams a year!
69