is all part of the training plan. and really, those last two weeks are just to keep the body moving, maintain some fitness, and keep the body from becoming still. so, take a day off if you feel you need it, cut the workout short if you feel you need it, now is not the time to do something you might regret. it’s okay, there is little to gain in those last two weeks. i have been there, and made that mistake for you.
some things you can do to help boost your immune system would be sleep more, take a extra dose or two of vitamin c, try taking a 