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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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.
Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.
The horizontal fraction bar was introduced by the Arabs.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.