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Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Atherosclerosis. (a) A sectioned coronary artery that exhibits an accumulation of fatty plaque, whic Atherosclerosis. (a) A sectioned coronary artery that exhibits an accumulation of fatty plaque, whic
the fatty acid molecules expose the smallest possible hydrophobic surface area the fatty acid molecules expose the smallest possible hydrophobic surface area
blood cells in the artery blood cells in the artery
Auscultation for carotid artery bruit Auscultation for carotid artery bruit
Pathway for synthesis of polyunsaturated fatty acids (PUFAs) in plants and animals Pathway for synthesis of polyunsaturated fatty acids (PUFAs) in plants and animals
French Fries Fat or Lipids French Fries Fat or Lipids
Video: Medullary osmotic gradient - influencing factors

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