These drugs can suppress more than 90% of stomach acid production.

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Hunting an animal may be tiresome but necessary, so endorphins are secreted during exertion to numb the discomfort induced by lactic acid production in the muscles.

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Another problem brought on by a late-night bender: When breaking down alcohol, your body pumps out lactic acid and other byproducts that impede the production of glucose (sugar) and electrolytes (salts and other minerals that keep your body functioning properly).

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It seems to stimulate overeating by speeding up production of a chemical messenger in the brain called GABA, or gamma-amino butyric acid.

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