red herring. we study a lot of those. let s study the most common things we see in medicine and teach them. we used to have a saying watch one, do one, teach one. we need more teaching on this issue. they came in strange. they were fatigued and they had this. we learned that with covid, by the way. covid looked strange a lot of times and weren t ready for it but we got good at diagnosing covid. we need to get better at diagnosing, pneumonia, strokes and blood clots especially. we have the tools, we need more training. sandra: wearing a hearing aid can slash risk of dimension by half in at-risk patients. can i get a quick response to that? that s from lon set. a wake-up call how to interpret studies, not the brain the deteriorating faster if you have a hearing problem. if you can t hear you are locked out of the world, you don t engage, you don t interact, that causes your demention to proper