Dental prostheses reduce weight loss risk by 37% in elders with tooth loss … Exercise helps lower dementia risk, even for those with family history: study … Infections may inflame brain, cause memory loss following acute illness in older adults … Alzheimer’s raises risk of severe COVID threefold in hospitalized patients, no matter their age … FDA alert: Halt Medtronic HVAD heart failure device implants … CDC: More than 7,000 “excess deaths” in U.S. kidney patients occurred in early pandemic