We’ve known for many years that hearing loss is linked to earlier and more rapidly progressive cognitive decline, and even dementia. in fact, is the Singhal most important modifiable risk factor followed closely by a healthy, low-fat plant based diet. Wearing hearing aids mitigates that risk. There is now evidence that not only is dementia and cognitive decline, risk reduced, so is all cause mortality. The bottom line, is get your hearing tested, and know your risk. 
www.cnn.com/2024/01/03/health/hearing-aids-longevity-wellness