When holding the handlebars, the condition of oppression of the ulnar nerve is mainly due to the excessive extension of the ulnar nerve when grasping the lower handle, resulting in paralysis, weakness, and pain in the ring finger of the hand. Commonly known as the mouse hand, it is mainly because the normal pressure of the grip is directly transmitted to the median nerve of the main thumb, index finger, middle finger and part of the ring finger, causing pain and weakness in the palm of the hand. The riders should be familiar with it. The ride itself is A dangerous sport, if you accidentally fall in a car in an emergency, people will instinctively support the ground with the palm of the hand to solve the impact of the body.If you don't have gloves or use gloves with insufficient protection, you can't The degree of hanging color makes people unable to look directly at it, and who knows the pain of ten fingers.