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12 Simple Habits to Naturally Boost Your Immune System

Reader's Digest Canada Logo By Lauren Gelman, RD.com of Reader's Digest Canada | Slide 1 of 12: Laughter is one trick for how to boost your immune system, along with your mood. It raises levels of antibodies in the blood and those of the white blood cells that attack and kill bacteria and viruses. It also increases the number of antibodies in the mucus made in the nose and respiratory passages, the entry points for many germs. (This is what your mucus can reveal about your health.) Looking for a reason to LOL? Here are the best Reader's Digest jokes of all time.

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Laughter is one trick for how to boost your immune system, along with your mood. It raises levels of antibodies in the blood and those of the white blood cells that attack and kill bacteria and viruses. It also increases the number of antibodies in the mucus made in the nose and respiratory passages, the entry points for many germs. (This is what your mucus can reveal about your health.)

Looking for a reason to LOL? Here are the best Reader's Digest jokes of all time.

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