A study found that vegetarians are the healthiest group, but they are the ones who suffer the most emotionally. The study, in Australia, commissioned by The Alere Wellness Index found that vegetarians drink and smoke less than carnivores. Vegetarians are more phsyically active than meat eaters, as well.
However, they are more likely to have depression and anxiety disorders. Eat that turkey and let the Tryptophan kick in and relax.