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Did you know?

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

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People about to have surgery must tell their health care providers about all supplements they take.

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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

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Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Apply circular friction around the knee with the heels of the hands moving the skin over soft ... Apply circular friction around the knee with the heels of the hands moving the skin over soft ...
Using the same hand position as in Step 3, apply circular friction along paraspinal muscles of the ... Using the same hand position as in Step 3, apply circular friction along paraspinal muscles of the ...
Standing at the side, apply circular friction along paraspinal muscles of the low back using ... Standing at the side, apply circular friction along paraspinal muscles of the low back using ...
Massage extensor muscles and apply transverse friction over tendons. Knead and press into forearm ... Massage extensor muscles and apply transverse friction over tendons. Knead and press into forearm ...
Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ... Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ...
A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ... A 60-kg skier starts from rest from the top of a 50-m high slope. If the work done by friction ...
Video: Predator- prey competition and symbiosis

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