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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Body temperature and environmental temperature in homeotherms versus heterotherms. Body temperature and environmental temperature in homeotherms versus heterotherms.
Human body: levels of organization. Human body: levels of organization.
Arteries in the body. Arteries in the body.
Cervical plexus with position drawing Cervical plexus with position drawing
The photo shows an ultrasound image of a fetus. The rough outline of a head and body can be seen. ... The photo shows an ultrasound image of a fetus. The rough outline of a head and body can be seen. ...
Perform horizontal stroking of the thigh by facing the table and placing hands on the thigh with ... Perform horizontal stroking of the thigh by facing the table and placing hands on the thigh with ...
Video: HIV Infection: Viral life cycle

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