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Justin Agustin on Instagram: "These moves strengthen the muscles around your knees, giving you better control and stability with every step. Over time, you’ll feel more supported walking up or down stairs without that wobbly or uneasy feeling. It’s all about building strength that makes everyday movement feel smoother and safer. ⁠ ⁠ Feeling stiff, tired, or out of shape? Let’s change that, gently.⁠ ⁠ Join me at justinagustin.com and start moving again with full-length, low-impact workouts you ca

Institute of Human Anatomy on Instagram: "The Sound of Severe Arthritis: Cartilage vs Bone-on-Bone Listen closely to this real knee joint dissection - the difference in sound tells the whole story. WHAT YOU'RE HEARING: Tapping on remaining cartilage = cushioned sound Tapping on exposed bone = hard, direct contact This is severe arthritis where the protective cartilage has worn away completely in some areas, leaving bone grinding directly on bone with every movement. BEYOND ARTICULAR CARTILAGE: A