While many chairs that allow a sitter to assume the zero gravity position are decidedly designed for indoor use (the Herman-Miller Eames Chair comes readily to mind for many), there are plenty of zero gravity recliners that are specifically designed to be used outside.
3. Sea vegetables. Sea vegetables are rich in iodine. Iodine attaches to tyrosine (an amino acid) to form thyroxine. If you have insufficient levels of iodine, it becomes a rate-limiting step in the production of thyroid hormones and you'll inhibit your thyroid function.
Nuts such as macadamia nuts, hazelnuts, almonds, pecans, Brazil nuts, cashews are rich in monosaturated fats. Zinc rich foods like poultry, red meat, pacific oysters, pumpkin seeds, sesame seeds help with thyroid. In addition to the above, use garlic, onions and olive oil to cook your food.