AtRingside on Instagram: "Muscle growth (hypertrophy) happens when you stress the muscle in the gym, cause tiny micro-tears, then fuel and rest so it rebuilds stronger than before 🏗️🔥 Lifting heavy is important, but progressive overload matters more — slowly increasing weight, reps, or control over time 📈 Training is only half the battle. Protein intake is crucial because muscles need building blocks to grow 🍗🥚🥛 Without enough protein, your body can’t repair or build new muscle tissue — no