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Biology 13 Online
OpenStudy (anonymous):

why there are people who have trouble sleeping

OpenStudy (anonymous):

well.. lifestyle of a person, drugs , someone in the family may have had the same problem ( cause of genes) and sometimes ageing

OpenStudy (anonymous):

how about Insomnia?

OpenStudy (koikkara):

http://sleepfoundation.org/sleep-disorders-problems/insomnia-and-sleep Wondering If you are satisfied with this answer, Please close this Question. Thank You ! Keep in touch with Open Study.. Bye !

OpenStudy (anonymous):

well.. may be stress

OpenStudy (anonymous):

Oke... thanks for the Answer

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