Leg cramps can have various causes, ranging in severity from 'minor' to 'serious'. 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, we could:
Do you suffer from leg or foot cramping that is not caused by excessive exercise?
Possible responses:→ Never had them / don't know
→ Minor cramping episodes in the past only
→ Major cramping episodes in the past only
→ Foot/leg cramping is currently a minor problem
→ Foot/leg cramping is currently a major problem