A medicine ball is a versatile workout tool used in fitness and sports training. Also known as a exercise ball, a power ball, or a fitness ball, a medicine ball comes in various weights and sizes. It is typically made of leather, vinyl, or rubber and filled with sand, gel, or air. Medicine balls can be used for a range of exercises that target different muscle groups and promote core strength, balance, and agility. Other words that can be used as synonyms for medicine balls include fitness balls, slam balls, wall balls, and med balls. Whatever the name, these tools can be a valuable addition to any workout routine.