Subscribe now

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

A NEW form of fatal dementia has been discovered in 16 Americans, 10 of whom have already died of the condition. It resembles Creutzfeldt-Jakob disease – with patients gradually losing their ability to think, speak and move – but has features that make it distinct from known forms of CJD.

No one yet knows how the disease originates, or under what conditions it might spread. Nor is it clear how many people have the condition. “I believe the disease has been around for many years, unnoticed,” says Pierluigi Gambetti, director of the US National Prion Disease Pathology Surveillance Center at Case Western…

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up

To continue reading, subscribe today with our introductory offers

More from New Scientist

Explore the latest news, articles and features

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop