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..
Remember, the most effective way to relieve muscle soreness after an active weekend is to move a bit more, drink lots of water and nourish your muscles back to health. Move more and sign up for a fitness class.