December 14, 2010

Diet May Trigger Onset of Mental Illness

Purdue University, Purdue University


Medscape

WEST LAFAYETTE, Ind. - Changes in diet have been linked to a reduction of abnormal behaviors in mentally ill people or animals, but a Purdue University study shows that diet might also trigger the onset of mental illness in the first place.

Joseph Garner, an associate professor of animal sciences, fed mice a diet high in sugar and tryptophan that was expected to reduce abnormal hair-pulling. Instead, mice that were already ill worsened their hair-pulling behaviors or started a new self-injurious scratching behavior, and the seemingly healthy mice developed the same abnormal behaviors.

"This strain of mouse is predisposed to being either a scratcher or a hair-puller. Giving them this diet brought out those...

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TAGGED: Diet, Trichotillomania, Mental Illness