Symptoms of hypothyroidism include low basal metabolic syndrome, psychoneurologic changes, skin changes, cardiovascular system and other systemic problems. 1. Low Basal Metabolic Syndrome (LBS): A lowered basal metabolic rate is characterized by low body temperature, fear of cold, easy fatigue, slow reaction time, and slow speech and movement. 2. Psycho-neurological changes: mental depression, even drowsiness, lethargy and other symptoms, memory and concentration loss. 3. Skin changes: pallor, special waxy-yellow skin, roughness and less luster, non-sunken mucous edema, sometimes the lower limbs can have sunken edema. 4. Cardiovascular system: decreased heart rate, pericardial effusion, etc. 5. Other systems: there will be loss of appetite, constipation and other digestive system. Reproductive system problems such as decreased libido and menstrual disorders may also occur. If you suspect hypothyroidism, you must go to a regular hospital as soon as possible.