By Noralyn Dudt THE LYMPHATIC SYSTEM, a vital part of the immune system is a network of organs, vessels and tissues that work together to move a colorless, watery fluid (lymph) back into the circulatory system ( the bloodstream). After the skin, the LS is the second line of defense against foreign invaders such as viruses and bacteria. Not only it blocks bacteria from entering the body, it can also remove those harmful ones that evaded the blocking. In addition, the LS removes excess fluids from the body and reduces swelling/inflammation. When the lymphatic system cannot sufficiently drain the lymph fluid, swelling occurs, most often in the arms and legs. The protein molecules that are not filtered out start to accumulate underneath the skin. This is the earliest sign of lymphedema. The symptoms develop slowly. In fact the apparent symptom of swelling will not be present yet. Even though the limb looks presumably normal on the outside, the extra water will pull into the a
Online edition of The Ilocos Times, a community newspaper based in Laoag City, Ilocos Norte.