Rub Sen Jow into affected area with your hand. For additional warming affect work the Sen Jow into the skin for a longer period of time. For extreme warming use hot moist heat on affected area before applying Sen Jow. You can also try Sen Jow on Headaches. Apply Sen Jow to temples on the side of the head, on the base of the neck near the hairline, also to the back of the hands at the bottom of the crease where the thumb and the index finger meet.