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Health and Body

  • How long is enough sleep

    Scientific research shows that a proper sleep duration is essential at any age. Sleep powers the mind, restores the body, and fortifies virtually every system in the body. National Sleep  …
  • How long is my menstrual cycle

    A menstrual cycle is counted from the first day of the menstrual bleeding or period to the first day of the next period. The average menstrual cycle is 28 days …
  • How long is a penis?

    The average length of an erect human male penis is about 13 cm or 5 inches, while the average length of a flaccid, pendulous penis is about 9 cm or …