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..
What to do. 1  Gently massage the cramped muscle. 2  Stretch the cramped muscle. If the cramp is in your calf muscle, bring your foot up toward your shin. 3  Drink water or a sports drink. 4  For tight, rigid muscles, the American Academy of Orthopaedic Surgeons recommends applying heat.