dizziness, fatigue, confusion, disorientation, swelling in lower extremities (exercise), chills, chest pain, tingling in left arm up to neck and
jaw, severe muscle cramps and
spasms, nausea, sometimes vomiting, and
extreme SOB. My symptoms used to only last 2hrs after exercise and now have lasting any where from 2hrs to the whole next day. Symptoms slightly getting better after L-carnitine supplements.