https://www.news-medical.net/news/20260318/Children-develop-stronger-immunity-after-repeated-infections-in-nursery.aspx
Children develop stronger immunity after repeated infections in nursery
Mar 18, 2026 - Young children who attend nursery get sick more often than those who don't, but they will go on to have fewer illnesses during early school years, finds a new...
stronger immunitychildrendeveloprepeatedinfections