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..
Rest and Ice. You need to rest your sore or strained muscle and give it time to heal. Rest along with ice also will limit the blood flow to the area, as sore or strained muscles often go into spasms initially. You do not want to worsen the injury or cause any additional pain.