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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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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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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Tonsils, lymph nodes, thymus, spleen, and lymphatic vessels with an expanded view of a lymph node. Tonsils, lymph nodes, thymus, spleen, and lymphatic vessels with an expanded view of a lymph node.
The principle of faunal succession uses animal fossils to tell relative time. The principle of faunal succession uses animal fossils to tell relative time.
Close-up view of a diaphragm amplifier on the left and a bell amplifier on the right Close-up view of a diaphragm amplifier on the left and a bell amplifier on the right
Disitive Time For Water Disitive Time For Water
Video: Energy sources - types

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