FDA: Young-blood transfusions provide ‘no proven clinical benefit’ for aging, Alzheimer’s By REBECCA ROBBINS @rebeccadrobbins FEBRUARY 19, 2019 The quest to rejuvenate aging people with the blood of young donors has generated paying customers, captured the popular imagination, and, now, prompted a warning from the Food and Drug Administration. The agency on Tuesday said in a statement that plasma infusions from young people provide “no proven clinical benefit” against normal aging, Alzheimer’s disease, or a host of other diseases — despite a surge in their promotion for those purposes. And, like any other plasma product, young-blood transfusions can pose risks,...