Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.
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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
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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.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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On average, the stomach produces 2 L of hydrochloric acid per day.
Hydration is essential to body function, especially engaged in strenuous activities
Anterior and lateral views of the body illustrating directional terms.
Visible Views of Saturn
(a) Homologous traits are similar due to shared ancestry. (b) Analogous traits (bats’, birds’, and f