Exposure to bromine-based fire retardants used in carpets, mattresses, upholstery, furniture and some electronic equipment have also become suspect for causing a number of medical conditions, including hypothyroidism. Animal research has linked behavioral problems, as well as neurodevelopmental and attention deficit hyperactivity disorders to bromides. The European Union has already banned some PBDE compounds for these reasons... Full Text

Manganese may help with some symptoms of Parkinson's disease such as muscle rigidity and twitching...
Research shows that phytosterols such as beta-sitosterol may help normalize the function of natural killer cells and T-helper lymphocytes...
Iron deficiency may be suspect with some forms of ADHD. 84% of children with ADHD were found to have abnormally low levels of ferritin...
A high intake of B Vitamins can trigger heart palpitations, HBP, major complications in patients with congestive heart disease...