It is not surprising that a hearing aid company like Beltone would praise the value of improved hearing to reduce the likelihood of a person’s contracting Alzheimer’s disease and dementia. Beltone referred to a number of studies, which may have included the one by Johns Hopkins University School of Medicine and the National Institute on Aging.
Are they trying to say that deaf people get more dementia than others – and if you have hearing loss you will get dementia – unless you buy their products? That is a big stretch – there are many deaf people who have no dementia – and many people with dementia who no hearing loss.