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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?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
Did you know?
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.