"Two months after the unvaccinated children recovered from measles, the team found that the virus erased 11–73% of antibodies against other bacteria and viruses [...] the finding shows that the virus alters previously acquired immune memory [...]
emphasize how the MMR vaccine protects against more than just measles [...] It also prevents longer-term damage to the immune system that can lead to other diseases" https://www.nature.com/ar... https://i.imgur.com/UI6i4...