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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Your heart beats over 36 million times a year.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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