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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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.
There are more nerve cells in one human brain than there are stars in the Milky Way.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.