Hand tremor is very common in the elderly population, the elderly hand tremor may be related to primary tremor, Parkinson’s disease, hyperthyroidism, drug tremor: I. Primary tremor Primary tremor is a movement disorder. Clinical manifestations are commonly seen in the hands and forearms posture or action tremor, sometimes can also involve the head and neck, lower limbs, tongue, face, trunk and other parts. Mild tremor generally do not need treatment; mild to moderate patients can take propranolol, alprazolam and other medications under the guidance of a doctor if it affects their normal life; drug-refractory patients with severe disease can be treated with stereotactic thalamus destruction and deep thalamus stimulation. Second, Parkinson’s Parkinson’s disease is a neurodegenerative disease, common in elderly patients. One of the common symptoms of Parkinson’s disease is resting tremor, which starts from the distal part of one side of the upper limb and gradually extends to all four limbs, and the tremor of the upper limb is more obvious than that of the lower limb, and the side that appears first is often more important than the one that appears later. The tremor is obvious when the patient is at rest, worsens when he/she is nervous, decreases when he/she moves freely, and disappears when he/she sleeps. Early-onset Parkinson’s patients are generally not accompanied by intellectual decline, can be used under the guidance of the doctor compound levodopa, amantadine and other treatments; late-onset Parkinson’s patients accompanied by intellectual decline, can be selected compound levodopa and other medications, if long-term medication is ineffective in the severe condition of feasible neuronal nucleus pulposus disruption and deep brain electrical stimulation and other surgical treatments. Third, hyperthyroidism hyperthyroidism patients because of sympathetic excitability may lead to hand tremor, at the same time can be accompanied by diarrhea, easy to excitement, easy to sweat, fear of heat, goiter, protruding eyes and other symptoms, need to go to the hospital for further examination to confirm the diagnosis. Hyperthyroidism is often applied anti-thyroid drugs, such as methimazole, propylthiouracil, etc. Surgical treatment can be considered if necessary, and regular review after surgery. Fourth, drug tremor 1, drug tremor: due to excessive use of some drugs, may lead to drug tremor, taking cotrimoxazole, metoclopramide, phenothiazine psychotropic drugs, antidepressant drugs and so on may have the side effect of hand tremor. 2, solution: suspend the use of this type of drug, seek the advice of the doctor to change to the same therapeutic effect of other drugs.