The causes of the lack of strength in the hands to make it work include exertion, cervical spondylosis, and nerve damage. The causes of the disease are different, and the treatment methods are also different. Commonly used treatments include physical therapy, medication and surgery. 1. Exhaustion: due to long-term heavy physical labor or strenuous exercise, such as climbing, swimming, carrying heavy objects, etc., will cause the accumulation of lactic acid in the hand, upper arm muscles and other parts of the body, resulting in a feeling of acidity, leading to the patient’s hands have no strength, make the situation of the force. Physical therapy methods such as braking the affected limbs, hot compresses and physiotherapy can be used to reduce the accumulation of lactic acid, thus relieving the symptoms. 2. Cervical spondylosis: If the patient suffers from cervical spondylosis, due to the herniation of intervertebral discs, it will stimulate the nerves in the vertebral canal, resulting in weakness and limited movement in the innervated area. Medications, such as ibuprofen and methylcobalamin, can be used to reduce inflammation, relieve pain and nourish the nerves, thus relieving the symptoms. 3. Upper limb nerve injury: If the upper limb is subjected to external factors, resulting in ulnar nerve, radial nerve and other nerve injuries, which leads to weakness and lack of strength in the patient’s hand. Surgical treatment, such as nerve repair, can be chosen to alleviate the symptoms. If the patient has no strength in the hand, it is recommended that the patient go to the hospital in time. Improve the wrist CT, color ultrasound and other examinations to clarify the cause of the disease, and follow the doctor’s instructions for treatment, so as to avoid delaying the condition, resulting in adverse consequences. The use of drugs need to comply with medical advice.