Definition of infirmary for English Language Learners. : a place where sick people stay and are cared for in a school, prison, summer camp, etc.
Torgan says delayed onset muscle soreness also has a repeated bouts effect. If someone does an activity, they will be inoculated for a few weeks to a few months -- the next time they do the activity, there will be less muscle tissue damage, less soreness, and a faster strength recovery..
Heat, especially moist heat, may relieve soreness and stiffness from fibromyalgia by boosting blood flow to the places where you hurt. Apply a warm, moist washcloth to the painful area or try taking a shower or soaking in a bath. You also can reduce the deep muscle pain of fibromyalgia with a cold pack.