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:
over the past week, i have noticed a vibration in my left leg, as if i am standing next to a dryer and can feel the vibration from the machine. It goes off and on throughout the day(and night i think), reguardless of whether i am laying down, standing up, what ever. There is no pain, just very annoying.