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Vaccines prevent between 2.5 and 4 million deaths every year.

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If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

The functional structure of the peripheral nervous system. (A) Afferent or sensory neurons carry sen The functional structure of the peripheral nervous system. (A) Afferent or sensory neurons carry sen
Ventromedial Group of Descending Motor Tracts Ventromedial Group of Descending Motor Tracts
Reduction of the carbonyl group on a sugar Reduction of the carbonyl group on a sugar
A glutamate carboxyl group in the enzyme deprotonates N-1 of the pyrimidine A glutamate carboxyl group in the enzyme deprotonates N-1 of the pyrimidine
Monophyletic vs. paraphyletic group Monophyletic vs. paraphyletic group
Group of Ants Group of Ants
Video: TRH/TSH/Thyroid hormone

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