The sudden appearance of weakness and hand trembling in the patient may be due to the following reasons: 1. If the patient has underlying diseases in the heart, the patient’s sudden appearance of this symptom may be caused by frequent premature heart beats, which can affect the patient’s heart ejection. The patient will then have the symptoms of general weakness and hand trembling, which can even lead to syncopal episodes in severe cases. 2. The symptoms of sudden weakness and hand trembling are considered to be caused by hypoglycemia, as seen in patients with diabetes, who may experience hypoglycemia after using insulin overdose or oral drug overdose. reactions. Hypoglycemic reactions may also occur when the patient exercises intensively or eats too little. If hypoglycemia is found to be the cause, the patient’s symptoms can be improved by giving the patient the right diet, juice or sugar cube.