Courses in a typical bachelor's degree program in education include student assessment methods, instructional strategies, multiculturalism and human development.
Electrolyte imbalance is the most common cause of leg vibration which is usually caused by dehydration.Drink plenty of fluids & take rehydration salt drinks.Stop the activity that caused the cramp.Gently stretch and massage the cramping muscle.If still the symptoms persists then you need to get tested for:
Sciatica is a symptom of leg pain, including weakness, tingling, and numbness. These sensations begin in your lower back and travel through your buttocks and down the large sciatic nerve in the back of your leg- which can have an effect on your knee, causing pain.