Banging your head against a wall uses 150 calories an hour.
57
Obsessive nose picking is called Rhinotillexomania.
101
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
The average sperm cell swims at 8 inches per hour.
4
Your thumb is about the same size as your nose.
124
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
The chemicals indole and skatole, which help to account for the particular smell of human feces, are used as ingredients in perfume!
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