Poor posture and a weak core affect everything from how you move to how you feel throughout the day. Sitting for long hours, improper movement patterns, and lack of core stability can lead to discomfort, stiffness, and reduced performance.The 21 Day Posture and Core Challenge is a structured, easy to follow program designed to strengthen your core, improve posture, and help your body move more efficiently. This program focuses on building stability, balance, and control through progressive workouts that fit into busy schedules.Over 21 days, you will complete short, effective workouts that target the muscles responsible for posture and spinal support. Each workout includes a warm up, carefully designed circuits, and a posture focused finisher to reinforce proper alignment.No equipment is required, making this challenge accessible for home workouts, travel, or gym sessions. Optional dumbbells or resistance bands can be added for increased intensity as you progress.This book is ideal for beginners looking to improve posture and reduce discomfort, as well as experienced exercisers who want to strengthen their core and move with greater confidence.If you are ready to stand taller, move better, and build a stronger foundation, the 21 Day Posture and Core Challenge will guide you every step of the way.