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Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Fish teeth Fish teeth
Participating in religious services is related to better coping skills, less severe stress ... Participating in religious services is related to better coping skills, less severe stress ...
Chemicals can adversely affect personal protective equipment (PPE) in three ways: They can permeate ... Chemicals can adversely affect personal protective equipment (PPE) in three ways: They can permeate ...
Severe arthritis can make everyday activities, like writing, typing, and handling objects Severe arthritis can make everyday activities, like writing, typing, and handling objects
Soybean plants in nitrogen-poor soil show how root nodules affect growth. Only the darker green plan Soybean plants in nitrogen-poor soil show how root nodules affect growth. Only the darker green plan
Mammalian Teeth Mammalian Teeth
Video: New DNA Strand Replication

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