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Vaccines prevent between 2.5 and 4 million deaths every year.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
![Circular petrissage to forehead. Use the thumbs moving in counterclockwise circles. The movement is ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_1_47_41_33120769.jpeg)
![Gently squeeze along the length of the arm with both hands, moving down the arm from shoulder to ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_7_48_47_333832011.jpeg)