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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

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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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When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Long-term studies of the Glanville fritillary butterfly, Melitaea cinxia, have provided exceptional Long-term studies of the Glanville fritillary butterfly, Melitaea cinxia, have provided exceptional
Acute exacerbations of asthma can require management in the emergency department. The child is place Acute exacerbations of asthma can require management in the emergency department. The child is place
Envelope showing four options for placement of ancillary service endorsements. Envelope showing four options for placement of ancillary service endorsements.
Note the discovery as the air filter housing was opened during service on a Pontiac Bonneville. The ... Note the discovery as the air filter housing was opened during service on a Pontiac Bonneville. The ...
Ads from the public service campaign in the late 1960s and early 1970s that encouraged people to get ... Ads from the public service campaign in the late 1960s and early 1970s that encouraged people to get ...
Exceptional Children: An Introduction to Special Education Exceptional Children: An Introduction to Special Education
Video: Proteins Defined, Hierarchy & Composition of Cells

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