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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
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.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.