A little cervical spondylosis is the deformation of the spine caused by bad living posture. Wearing that vest is generally tight, which will give you a correct sitting posture and assist in treatment. But if it is caused by pathogenic wind, cold and dampness, does it have any effect? You can try Tsui Hark cold therapy Sticker, which my father uses to treat air leakage. According to my own situation, I hope to get well soon.