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Tuesday, November 24, 2009

Why does eating tyrkey on Thanksgiving Day makes you sleepy?

Happy Thanksgiving Day Everyone !!!!!!!
In USA, people celebrating Thanksgiving day today. Thanksgiving Day is celebrated on the 4th Thursday of November in USA and 2nd Monday of November in Canada. The Turkey is main dish of a traditional Thanksgiving dinner. If you feel sleepy after the big Thanksgiving dinner. The truth is Turkey meat contains lots of an amino acid called L-tryptophan. Once we eat Turkey, L-tryptophan travels in the blood from the digestive system in to brain. In brain the changes L-tryptophan in to other chemical called Serotonin. Serotonin help us sleepy.

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