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Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

The family tree of HIV and related viruses The family tree of HIV and related viruses
This photo captures an extreme form of family socialization. The father seems to be more emotionally ... This photo captures an extreme form of family socialization. The father seems to be more emotionally ...
The number of research articles published on the topic of religious practices and spirituality have ... The number of research articles published on the topic of religious practices and spirituality have ...
Funeral Rituals and Practices among U.S. Cultural Groups Funeral Rituals and Practices among U.S. Cultural Groups
Computer Forensics: Principles and Practices 1st Edition Computer Forensics: Principles and Practices 1st Edition
X-linked dominant congenital generalized hypertrichosis (CGH) in a family X-linked dominant congenital generalized hypertrichosis (CGH) in a family
Video: Introduction to Sleep Apnea

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