WASHINGTON (AP) — New blood tests could help doctors diagnose Alzheimer’s disease faster and more accurately, researchers reported Sunday – but some appear to work far better than others. It’s tricky to tell if memory problems are caused by Alzheimer’s. That requires...
Shares of Biogen slid Friday after a European regulatory committee said the Alzheimer’s treatment Leqembi should not receive marketing approval. The European Medicines Agency committee said concerns about the drug’s potential side effects outweigh the impact it has in slowing the...