Research evidence indicates that hypnosis can be used for this practical purpose:

Question

Quizplus · Accepted Answer

Research evidence suggests that hypnosis can effectively reduce pain and help people withstand pain without anesthesia. There is little scientific support for the use of hypnosis to recall memories from early childhood or to increase intelligence. While some studies have found that hypnosis can lead to temporary improvements in physical strength, the effects are not significant enough to be incredibly practical. Therefore, the use of hypnosis for increasing physical strength is less practical than its use for reducing pain.

Research Evidence Indicates That Hypnosis Can Be Used for This