Precerpt from Grandma's Ninja Training Diary: The All-Important Core
If you think the “core” is just about six-pack abs or fancy gym jargon, think again. In Grandma’s Ninja Training Diary , the core is the unsung hero of every stealthy move, every stable step, and—yes—even an emergency during childbirth. Why Ninjas (and Grandmas) Need Core Strength Ninjas don’t just leap rooftops and vanish into shadows. They balance, twist, crouch, and recover—all powered by the muscles deep in the belly, back, and hips. The core is what keeps a ninja from wobbling during a high kick or collapsing during a low crawl. It’s the center of gravity, the engine of motion, and the anchor of control. But you don’t have to be a ninja to need a strong core. For older folks, core strength is the difference between a graceful recovery and a nasty fall. It helps with posture, digestion, breathing, and even emotional regulation. A strong core supports the spine, steadies the gait, and makes everyday tasks—from gardening to getting out of bed—safer and smoother. How to Bui...