Scientists just found a natural protein (s-KL) that, with a single dose, made mice live longer, stronger, and sharper—think better muscles, bones, and even memory! The wild part? It worked differently for males and females, and timing the dose mattered too. If this works in humans, we might be looking at a future where aging doesn’t mean losing your edge. Imagine a shot that helps you stay fit and sharp as you get older! #Longevity #Aging #ScienceNews #HealthBreakthrough #Biohacking #Health