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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.