Synthetic cartilage implants called ‘game-changer’ for arthritis of big toe

TORONTO — They’re hardly the most glamorous parts of the human anatomy, but the big toes take the brunt of a lifetime of walking and other weight-bearing activities, often making these lowly appendages prone to painful osteoarthritis. Arthritis can wear away the joint’s cushioning cartilage while causing a buildup of bone, resulting in swelling and stiffness that can make the mere act of walking exc