Leg cramps at night can have various causes, ranging in severity from 'troubling' to 'needs attention'. Finding the true cause means ruling out or confirming each possibility – in other words, diagnosis.
Diagnosis is usually a complex process due to the sheer number of possible causes and related symptoms. In order to diagnose leg cramps at night, we could:
Do you experience leg or foot cramping at night?
Possible responses:→ Don't know
→ In the past only
→ Current minor problem
→ Current major problem