Turns out, how hard you can squeeze isn’t just about muscle—it’s a sneak peek into your brain’s aging process! Scientists found that grip strength in older adults is linked to activity in a deep brain region called the caudate nucleus. Basically, a simple hand squeeze could help spot early signs of frailty before you even notice any weakness. Who knew your handshake could reveal so much about your brain? #Fitness #BrainHealth #Aging