When the thyroid does not produce enough thyroid hormone, hypothyroidism (low thyroid) is a hormone imbalance triggered. Exactly what are the Symptoms of Hypothyroid? The most common are fatigue and intolerance to cold. If everyone is using brief sleeves and you are wearing a coat, you most likely have a hypothyroid issue. Other common symptoms are psychological instability or anxiety, muscle weak point and tiredness, bad memory, lethargy and headaches. Still other signs are deep slow speech, loss of hair, cold hands and feet, constipation, pale thick skin, brittle nails, and swelling of the face and eyelids. And finally ... extreme and agonizing menstrual flow, anxiety and palpitations. Ways to Know for Sure? You can ask your doctor to perform a thyroid test and/or perform the list below basic self-test at house: