News for Healthier Living

Muscle Protein Linked to Exercise Opens New Way to Treat Alzheimer's

A study unveils a novel strategy to combat Alzheimer's disease (AD) by targeting muscle health. Researchers found that skeletal muscles, through the protein Cathepsin B (Ctsb) released during exercise, can protect cognitive function. In AD-model mice, boosting muscle Ctsb improved memory and motor skills, even without reducing classic brain plaques. The treatment promoted hippocampal cell growth and restored critical protein balance, revealing a powerful muscle-brain connection. This work suggests exercise, gene therapy or drugs that enhance muscle Ctsb could offer a promising new avenue against cognitive decline.

November 18, 2025


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