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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 average adult has about 21 square feet of skin.
Did you know?
Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.