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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

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Vaccines prevent between 2.5 and 4 million deaths every year.

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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Phonological and Whole-Word Reading Phonological and Whole-Word Reading
Josiah Wedgwood, Queen's Ware dinner service (detail). Josiah Wedgwood, Queen's Ware dinner service (detail).
Numerical pain level chart with word modifiers. Numerical pain level chart with word modifiers.
Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ... Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ...
Determine the exact value of each trig ratio. Determine the exact value of each trig ratio.
Initiation of bacterial translation Initiation of bacterial translation
Video: Cardiac Cycle (Part 3 of 4)

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