b'SECTION 1: WHAT IS LYMPHEDEMA (LE)?The train dedicated to the left arm and hand has to make stops at many substations as it travels to the end of your fingertips. Its first drop-off sub-station is at the left armpit, after which it continues its journey down the arm, stopping often to drop off passengers so they can go to work.By the time the train hits the end of the line, or the tips of the fingers, all the passengers have gotten off the train.The arterial system is releasing cells and proteins constantly as it travels down the arm.8 UNDERSTANDING LYMPHEDEMA: KEEPING THE TRAIN ON TRACK SECTION 1: WHAT IS LYMPHEDEMA (LE)? 9'