What aspect of physical training is improved by PNF stretching?

PNF stretching, or Proprioceptive Neuromuscular Facilitation stretching, is a technique designed to enhance flexibility. It involves both stretching and contracting the targeted muscle group, which helps to increase the stretch reflex and reduce muscle tension. This method effectively encourages a greater range of motion by leveraging the physiological responses of the muscles and tendons involved.

When a muscle is contracted and then stretched, it enhances the muscle's ability to relax, allowing for a deeper and more pronounced stretch. This process not only improves flexibility in the short term but can also lead to long-term gains in overall range of motion. As a result, PNF stretching is widely used in rehabilitation settings and among athletes looking to improve their overall flexibility, making it particularly advantageous for performance in various physical activities.