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Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

An adult female and her calf An adult female and her calf
Adult figeater beetle's maxillary galea Adult figeater beetle's maxillary galea
The grey side-gilled sea slug Pleurobranchaea maculata. The discovery of tetrodotoxin in this slug i The grey side-gilled sea slug Pleurobranchaea maculata. The discovery of tetrodotoxin in this slug i
Subscales of the Wechsler Adult Intelligence Scale Subscales of the Wechsler Adult Intelligence Scale
Life cycle of Ascaris: Adult worms (1) live in the lumen of the small intestine. A female may ... Life cycle of Ascaris: Adult worms (1) live in the lumen of the small intestine. A female may ...
Physical Fitness Profile Form. Physical Fitness Profile Form.
Video: Graded potentials - electrical characteristics and types

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