Symptoms of finger and toe cramps in patients may be caused by cold stimulation, calcium deficiency and muscle injury. 1. Cold stimulation: when the patient’s fingers and toes are stimulated by cold, it may lead to contraction of skeletal muscles, and the muscles of the hands and feet do not circulate well in the cold, thus resulting in cramps in the fingers and toes. 2. Calcium deficiency: If the patient has an improper diet or picky eating for a long time, it may lead to unbalanced intake of trace elements in the body, resulting in calcium deficiency, symptoms of decreased immunity, weakness of limbs, increased nerve excitability, and some patients may experience finger and toe cramps. 3. Muscle injury: when patients engage in strenuous sports leading to acute injury or strain of the hand and foot muscles, protective spasm will occur in the injured state of the muscles, and thus patients may show up as foot and calf cramps and so on. It is recommended that patients seek medical examination in a timely manner to clarify the cause of the targeted treatment, pay attention to rest in life, avoid strenuous exercise, and pay attention to monitoring the condition, follow the doctor’s instructions for review.