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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
On average, the stomach produces 2 L of hydrochloric acid per day.
There are more sensory neurons in the tongue than in any other part of the body.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.