But scar tissue, infection and situations like cancer can block your lymph nodes from carrying out their occupation. This lack of lymphatic drainage could bring about fluid buildup that might cause soreness and swelling in the afflicted area — a affliction called lymphedema, per the Mayo Clinic. - Swimming is https://ricardotxbfi.therainblog.com/27237694/5-easy-facts-about-lymphatic-system-described