As a horseback rider, which muscles are important to hit when focusing on strength? ⬇️🎁 1) Core muscles. This one should be obvious. Your core is what connects your upper body (not connected to horse) from your lower body ( connected to your horse) and having a solid core is vital for stability, confidence, safety, and fun. Signs your core is weak: getting thrown backward or even just losing your balance when your horse changes speed, using your reins too much (red flag is if your horse has a h