Chronic fatigue can cause symptoms in the human body, mind and body. The psychological symptoms appear earlier than the physical symptoms, and the self-conscious symptoms are more prominent, such as depression, anxiety, impatience, irritability, emotional instability, irritability, confusion, slow reaction, memory loss, lack of concentration, lack of confidence, indecision, etc. The physical symptoms are mostly seen in the form and appearance, such as weight loss or significant weight gain within a short period of time, premature aging of the face, dull hair, lusterless nails, rough skin or pigmentation, etc. Physical symptoms include loss of weight or significant weight gain within a short period of time, premature aging of the face, dullness of the hair, lack of luster of the nails, roughness or hyperpigmentation of the skin, etc. There are also symptoms in the locomotor system, such as general fatigue, weakness of the limbs, general malaise, slowness of movement, chronic cold symptoms, and muscle and joint pain. Some patients may have digestive disorders, such as lack of hunger, bloating, indigestion, constipation or loose stools, increased frequency of stools, and symptoms of the nervous system, such as mental fatigue, nervousness, dizziness, insomnia, palpitations, irritability, lack of sleep, excessive dreaming, early awakening in the middle, drowsiness, memory loss, etc. The genitourinary aspect may also show certain frequency and urgency of urination, or even foam in urine, seminal emission, impotence, premature ejaculation, loss of libido in men, irregular menstruation, early amenorrhea, sexual frigidity in women, etc. Often overlooked symptoms also include eye pain, blurred vision, sensitivity to light on the visual system, and tinnitus, hearing loss, and other symptoms may occur on the auditory system.