Have you ever wondered why that big, bouncy ball keeps popping up in gyms, physiotherapy clinics, and even offices? What makes exercise balls such a popular choice for fitness enthusiasts of all levels? And could something so simple really transform your core strength and stability? Exercise balls—also known as Swiss balls, stability balls, or gym balls—have been around since the 1960s, but they've never been more relevant than they are today. These inflatable spheres offer a