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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
There are approximately 3 million unintended pregnancies in the United States each year.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.