Biofeedback plays a crucial role in personal training by providing clients with real-time data about their body’s physiological responses, such as heart rate and muscle tension. This information enables trainers to tailor workouts to meet individual needs, helping clients understand their limits and improve performance. Biofeedback can aid in enhancing mind-body connection, allowing clients to better regulate their bodies during exercise. Moreover, it can motivate clients by tracking progress over time, ultimately leading to more effective training and greater adherence to exercise programs.