> [Not being able to gain weight] I had similar symptoms, I often ate several thousand calories per day without getting fat, and small noises would shock me awake. Taking [[thyroid]] reduced my caloric requirement, and immediately allowed me to [[sleep]] deeply. Deficiencies of [[magnesium]], [[vitamin A]], and selenium probably contribute to that metabolic pattern. > [Unintended weight gain and feeling swollen] That sounds like standard hypothyroid symptoms, the body simply adjusts to holding more water, while losing [[sodium]] quickly. An increased intake of [[calcium]] is the single most important nutritional thing for losing weight. Low fat [[milk]] and cheese should be the main foods; a [[carrot]] salad helps to reduce stress hormones. Temperature and [[heart]] rate are useful indicators for judging the amount of a [[thyroid]] supplement to use.