You eat a good diet with no sugar, take your supplements and probiotics, get enough sleep, and avoid toxins, but you’re still getting colds. What gives? Well you may be neglecting a crucial factor: exercise. Exercise is critical to the proper functioning of part of your immune system, the lymphatic system. You probably haven’t given much thought to your lymphatic system. Most people don’t even know exactly what it is. The lymphatic system is a network of vessels similar to the network of veins and arteries that make up the circulatory system, however its vessels carry a fluid called lymph. Like blood, lymph delivers oxygen and nutrients to tissues and cells, but the lymph vessels function primarily as the body’s drainage system. Waste products from cells and tissues are drawn into the lymph, which the lymph vessels carry to various “lymph nodes.” Here, immune cells destroy foreign particles, including infectious organisms like bacteria and viruses as well as environmental toxi…