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Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

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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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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Cellular section from the brain of a person who died from Alzheimer's disease. Cellular section from the brain of a person who died from Alzheimer's disease.
An example of color blindness test. A person with red-green color blindness would not be able to dis An example of color blindness test. A person with red-green color blindness would not be able to dis
Older adults may grieve intensely over the loss of a person or situation that has been a part of the Older adults may grieve intensely over the loss of a person or situation that has been a part of the
The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ... The Power and Control Wheels of Abusive Relationships When one person in a relationship repeatedly ...
Assurnasirpal II Killing Lions, from the palace complex of Assurnasirpal II, Kalhu (modern Nimrud, ... Assurnasirpal II Killing Lions, from the palace complex of Assurnasirpal II, Kalhu (modern Nimrud, ...
Brushing off to finish-back. In a quiet voice ask the person to sit up with legs off the side of the ... Brushing off to finish-back. In a quiet voice ask the person to sit up with legs off the side of the ...
Video: Primary and secondary response to infection

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