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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

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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.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Benign Primary Bone Tumors Benign Primary Bone Tumors
In addition to common schools, thousands of female seminaries were built between 1820 and 1850, many In addition to common schools, thousands of female seminaries were built between 1820 and 1850, many
The primary windings are inside the secondary windings on this General Motors coil. The primary windings are inside the secondary windings on this General Motors coil.
Horizontal, sagittal, and coronal functional MRIs show areas of increased activity in the primary ... Horizontal, sagittal, and coronal functional MRIs show areas of increased activity in the primary ...
Primary motor area of cerebral cortex Primary motor area of cerebral cortex
Remote satellite monitoring of gross primary productivity across the United States. The differences Remote satellite monitoring of gross primary productivity across the United States. The differences
Video: Functional zones in a mitochondrion

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