, March 22 -- New research suggests that an experimental treatment may delay Alzheimer's symptoms in individuals genetically predisposed to the disease, potentially offering hope for those who would otherwise experience symptoms in their 40s or 50s.

However, the research, which is facing funding delays under the Trump administration, has left participants worried about losing access to a promising lifeline.

The early results, which were published Wednesday, mark a scientific first. "It's still a study, but it has given me an extension to my life that I never banked on having," said Jake Heinrichs from New York City. Heinrichs, now 50, has been part of the study for over a decade and remains symptom-free despite carrying an Alzheimer's-c...