redundancies. 1  1a : the quality or state of being redundant : superfluityb : the use of redundant components; also : such componentsc chiefly British : dismissal from a job especially by layoff. 2  2 : profusion, abundance. 3  3a : superfluous repetition : prolixityb : an act or instance of needless repetition.
2. Try to get regular, moderate exercise, like a daily 30-minute walk. It can help your immune system fight infection. If you don't exercise regularly, you're more likely to get colds, for example, than someone who does.Exercise can also boost your body's feel-good chemicals and help you sleep better. Both of those are good for your immune system.. Try to get regular, moderate exercise, like a daily 30-minute walk. It can help your immune system fight infection. If you don't exercise regularly, you're more likely to get colds, for example, than someone who does.
HIV attacks the bodyâs immune system, specifically the CD4 cells (T cells), which help the immune system fight off infections. Untreated, HIV reduces the number of CD4 cells (T cells) in the body, making the person more likely to get other infections or infection-related cancers. Over time, HIV can destroy so many of these cells that the body canât fight off infections and disease. These special cells help the immune system fight off infections. Untreated, HIV reduces the number of CD4 cells (T cells) in the body.