The immune system produces antibodies that attack the thyroid gland in people who suffer from Hashimoto's disease, which leads to the accumulation of a large number of white blood cells, which are part of the immune system, in the thyroid gland, which leads to its damage, so it cannot produce enough thyroid hormones that control How your body uses energy affects almost every organ in your body, even the way your heart beats Women are four to ten times more susceptible to this disease than men.