The US Health and Human Services Secretary, RFK Junior, said in testimony to the House Labor-HHS Appropriations Subcommittee on 2026March14-15 in response to the heavily funded and fruitless amyloidal plaque focussed dementia research that: "We should have the cure for Alzheimer’s today. We don’t have it purely because of corruption at NIH. And we are going to have it quickly." So lets have a look at some of the evidence for the potential causes and potential cures for dementia and see if we can offer some alternative hypotheses for the NIH funders.
Ritchie et al. (2026) studied this question.