Respected user, hi I evaluated your query thoroughly. Primary issue is to identify the reason & then comes the management part. Differential diagnosis include - muscle fatigue - diabetes - neurological - vascular insufficiency - trace elements deficiency like Magnesium - lack of iron like anemia - charley horse - many more. You need detail evaluation with thorough history , physical examination & necessary evaluations in form of EMG NCV study , MRI , Doppler ultrasound according to the clinical judgement by the expert. Suggestions for you till that time : - maintain hydration with plenty of liquids - refrain smoking / alcohol - regular walking , light exercises at home , stretchings help - remain ambulatory - analgesic morning & evening after meals - intake of balanced nutritious diet with rich Magnesium & iron in it. Hope this clears your doubts. thanks for using Healthcaremagic.com & giving me a chance to assist you. Regards dear .