Soreness when pressing on the tiger’s mouth may be a normal physiological manifestation, or it may be seen when tendinitis occurs. Tiger’s mouth is the common name for the Hegu point, located between the thumb and forefinger, normal people may experience soreness when pressing the Hegu point, you can press and rub several times, the soreness symptoms will gradually reduce. When inflammation occurs in the tendon sheath of the wrist, it may involve the fascial tissues of the hand, which may also lead to persistent pain at the Hegu acupoints, so it is necessary to avoid over-exertion of the hand, and it can be actively treated with small needles or infrared irradiation, etc. It is also necessary to puncture the tendon sheaths to extract the fluid inside the tendon sheaths if necessary. When the symptom of pressure pain on the Hegu point occurs, you need to pay attention to a light diet and avoid overwork. If the symptoms continue to worsen, it is best to consult a doctor in time, do not delay the condition.