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Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Mechanism of Action of Direct-Acting Antispasmodics Mechanism of Action of Direct-Acting Antispasmodics
(a) Varicella zoster virus recurring as shingles, a painful rash limited to an area enervated by 1 ... (a) Varicella zoster virus recurring as shingles, a painful rash limited to an area enervated by 1 ...
Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ... Remove the heat source, and check the skin for redness. Massage the area, and notice muscle ...
Human population growth, 1700 - present Human population growth, 1700 - present
Other Endocrine Tissues and Organs, Eicosanoids, and Growth Factors Other Endocrine Tissues and Organs, Eicosanoids, and Growth Factors
Primary growth in a root Primary growth in a root
Video: Erythropoietin (EPO)

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