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..
Apply an ice pack to your sore muscles for the first 24 to 72 hours. This helps reduces delayed onset muscle soreness and in the event the muscle has been injured, ice helps reduce the inflammation. If you're brave enough, take an ice bath. After the period of icing, apply heat.