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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
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.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.


