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Did you know?
Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Everyone has one nostril that is larger than the other.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.