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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).