I was online researching leg cramps. can a pinch nerve in back cause leg cramps? my back doesnt hurt at all. no numbness or tingling. im going to doc next week. could one of my electrolytes might be low like potassium etc ? im in my 30s.

Many things possible: Leg cramps are common in people with and without medical disorders, which means having leg cramps is not a specific enough to lead a person to a diagnosis. A person can get more leg cramps if there is: nerve damage, abnormal nerve function, muscle fatigue, osteoarthritis, Parkinson disease, pregnancy, physical inactivity, spinal stenosis, liver/kidney/thyroid disorders, diabetes, etc,...