Dumbbells are compact, handheld weights used for resistance training and muscle strengthening. Consisting of a short bar with weights on each end, they come in a variety of sizes and materials. Dumbbells are versatile fitness tools that allow for a wide range of exercises targeting different muscle groups. They are commonly used in strength training, offering the flexibility to isolate specific muscles or engage multiple muscle groups simultaneously. Dumbbell workouts can be adapted to various fitness levels and are suitable for both beginners and advanced fitness enthusiasts. These portable and convenient weights are widely utilized in gyms, home workouts, and rehabilitation programs to enhance overall strength and fitness.