Free weights are exercise equipment that includes items like dumbbells, barbells, and kettlebells. Unlike machines, which guide your movements, free weights allow for a greater range of motion and engage more muscles. They are commonly used for strength training and can be adjusted to suit different fitness levels. Using free weights can improve overall strength, balance, and coordination. They are versatile and can be used for various exercises targeting different muscle groups. Many people incorporate free weights into their workouts at home or in the gym to enhance their fitness routines.