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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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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.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Vision. Normal vision and vision problems. Vision. Normal vision and vision problems.
3 Areas of damage after a myocardial infarction 3 Areas of damage after a myocardial infarction
These tree-sitters are being forcibly removed. They were protesting the environmental damage that ... These tree-sitters are being forcibly removed. They were protesting the environmental damage that ...
The method of Land’s (1977) color-vision experiments. Subjects viewed Mondrians illuminated by ... The method of Land’s (1977) color-vision experiments. Subjects viewed Mondrians illuminated by ...
The location of the fusiform face area and the MT area: Damage to the fusiform face area is ... The location of the fusiform face area and the MT area: Damage to the fusiform face area is ...
Testing distant vision Testing distant vision
Video: Sperm Formation

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