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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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The human body produces and destroys 15 million blood cells every second.

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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Giraffe bending down to drink. The animal's rete mirabile prevents excess blood flow to the bra Giraffe bending down to drink. The animal's rete mirabile prevents excess blood flow to the bra
Lymphatic vessels (green) pick up excess tissue fluid, purify it in lymph nodes, and return it to th Lymphatic vessels (green) pick up excess tissue fluid, purify it in lymph nodes, and return it to th
Pericardial effusion: A, normal pericardial sac; B, pericardial sac with excess fluid possibly causi Pericardial effusion: A, normal pericardial sac; B, pericardial sac with excess fluid possibly causi
Deficiency/Vice, Mean/Virtue, Excess/Vice Deficiency/Vice, Mean/Virtue, Excess/Vice
Excess heat capacity chart Excess heat capacity chart
Excess nutrients cause algal blooms Excess nutrients cause algal blooms
Video: Introduction to Heart Attacks

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