How tyroiditis disturb homeostasis?

Metabolism: Imagine your thyroid as the furnace heating your home. The temperature is controlled by the thermostat (pituitary gland). When the heater or thermostat malfunctions by providing too much or too little heat, it makes your life miserable. In human, it equates to how much energy your body can put out. Too much would exhaust your fuel supply too quickly, too little makes your energy sluggish.