I have some sort of a tingling in my left leg sometimes and i feel fasciculation when i begin to bend back and move my hand and shoulder. Is it possible that I have a pinched nerve in the back and that hurts me so deeply and tightens when i deep breath? because the back pain on the left side and fasciculation more pronounced in the left hand, and leg. sometimes fasciculation move my finger on hand and foot and finger yumping. you said that Mr. mymikija on hand and finger on my leg, made it possible that all because i mybe have pinched nerve in the back? in back i have a little biger tonus muscle, that who is pain me. than you for your answer, you are in my mind