If eaten too often they can inhibit the absorption of iodine in your body and cause problems. (deliciouslyella.com)
However, the main reason for the reduction of your metabolism is due to lack of iodine in the body. (stylenrich.com)
Exposure to nuclear wastes can also have a similar affect of displacing iodine in our bodies, leading to deficiency, as well as causing many forms of cancer as well as thyroid cancer. (thyroidadvisor.com)