Reduced production of myelin, a type of protective nerve fiber that is lost in diseases like multiple sclerosis, may also play a role in the development of mental illness. Myelin is an insulating material that wraps around the axon, the threadlike part of a nerve cell through which the cell sends impulses to other nerve cells. Depriving mice of social contact reduced their myelin production. Does this make MS a "lonely" disease?
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The National Geographic website reports that when a researcher put 84 dogs in separate rooms with food on the floor and told each dog to leave the food alone, their response varied according to whether or not the light was on. The dogs were four times as likely to steal the food–and steal it quickly–when the room was dark.

They quote researcher Juliane Kaminski as saying, "It implies dogs understand (that) the human can’t see them, meaning they might understand the human perspective."
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Chewing gum may keep your jaws (and mind) busy, but it’s no substitute for food–in fact, in makes you HUNGRIER. Even worse, it creates a craving for chips, cookies and candy, rather than fruits and vegetables.

Gum may evoke thoughts of food and get digestive juices flowing, which can make people hungrier. But they’ll reach for fast food, instead of vegetables, because menthol, the chemical responsible for the minty-fresh flavor in some types of gum, makes fruits and veggies taste bitter.
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