​Correction belt is a kind of sports protective gear specially used to support and stabilize the lumbar spine. It can effectively help improve posture, relieve waist pain, and prevent the occurrence of lumbar spondylosis to a certain extent. Its main principle is to reduce the burden on the lumbar spine and promote blood circulation through pressure support, thereby alleviating lumbar problems caused by long-term bad posture or excessive fatigue.

​Muscle pain after exercise is a common phenomenon, usually caused by tiny muscle tears, inflammatory reactions and lactic acid accumulation. This pain may last for hours or even days, affecting recovery and daily activities.