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Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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.