Don't know about the flu, but there has been discussion about the ethics of vaccinating old people against pneumonia. Sir William Osler famously called pneumon

Don't know about the flu, but there has been discussion about the ethics of vaccinating old people against pneumonia. Sir William Osler famously called pneumonia the “old man's friend”, because it kills the elderly without too much suffering. e.g.: https://www.sciencedirect.com/science/article/abs/pii/S0264410X05003270 https://www.sciencedirect.com/science/article/abs/pii/S02644...