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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.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.