This is a tricky subject really because if theres Cancer in the Lymph you wouldn't in theory want it to travel properly transfering the cancer to other parts of the body. Most peoples lymphs are pathetically stagnate and in some ways this is helpful when CANCer has set in. On the other hand by getting the lymph following you can help Oxygenate it but personally exercise isn't enough! She should look into serious amounts of Ozonated Water or Ozone infusion and you could use a Magnetic Pulser under the arms (armpits). Please check out Bob Beck's protocol for more information and try her on this!