one thing that's important to remember is that there are degrees of immunity. ending up with a cough is very different ending up in a hospital, needing a venti

one thing that's important to remember is that there are degrees of immunity. ending up with a cough is very different ending up in a hospital, needing a ventilator. people forget that flu vaccines are important: many people die from the flu every year. even if flu vaccines don't 'last' in the sense that they might not stop you from getting any sort of sick, they almost certainly are effective in preventing major illness.