Did you know?
Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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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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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
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Cyanide works by making the human body unable to use oxygen.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Ancestral versus shared derived characters involving a molecular trait.
Electrons Are Shared in Covalent Bonds
Development of an atherosclerotic plaque that progressively narrows the lumen of an artery to the po
Anterior and posterior views of the adult human skeleton
Intaglio printmaking techniques, side views.