Finger always cramps may be related to environmental factors, labor injury, calcium deficiency, trauma and other factors. 1. Environmental factors: If the patient’s environment is cold and damp, or the work is often in contact with cold water, it is easy to cause spasms and twitching of the hand and finger muscles and other tissues. 2. Exertional injury: patients engaged in long-term physical labor, finger use frequency is high, resulting in strain injury, so that finger cramps. 3. Calcium deficiency: patients with weak constitution, malnutrition, diarrhea or age in infancy or puberty, due to insufficient intake of calcium ions or excessive consumption of calcium ions, resulting in insufficient calcium ions in the body, causing finger spasms and cramps. 4. Trauma: patients with finger contusion or sprain history, finger muscles, tendons and other tissues are injured, spasms can occur, the phenomenon of finger cramps. Finger cramps can also be seen in other causes, the patient should consult a doctor in time, under the diagnosis and guidance of professional doctors for standardized treatment.