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:
Trauma such as a car accident or falling down a flight of stairs can cause a fracture in your back. Seek immediate care from your physician or the emergency department. Numbness or Tingling in Leg and Back Pain. Numbness on tingling in your leg and back pain could indicate nerve irritation or nerve damage.