Scientists Claim Nasal Spray Reverses Brain Aging

Researchers announced a new approach to combat brain aging. The method relies on a nasal spray formulation. Experiments showed reversal of aging markers in the brain. The study was published in April 2026. The discovery suggests a potential route to mitigate age‑related cognitive decline. Scientists emphasize that further testing is required before human use. Future work will focus on safety, dosage, and long‑term effects. The findings could reshape strategies for neuro‑degenerative disease research.