http://articles.mercola.com/sites/articles/archive/2001/02/10/thyroid-sad.aspxThe few souls who brave Antarctic weather may offer clues on treating wintertime blues in more temperate and populated spots on the planet. Researchers have found that treatment with thyroid hormone improves the dulled mental skills and bad moods thatenCommunityServer 2008.5 SP1 (Build: 31106.3070)