Loose teeth are: loose teeth can be reasons caused by outside force bump, periodontal disease caused gingival recession, old nutritional atrophy caused by loose teeth, gums after severe tooth loss. Teeth loose it in the medical point of view of gum nutritional nutrition or periodontal disease caused by severe contraction, but ultimately comes down to gum itself has no nutrition atrophy caused by loose teeth. The way that the tooth is fixed is to use a tooth holder to hold a loose tooth between the teeth, which is not desirable, because the good teeth are also loose. It can only achieve simple fixation and has no effect on the loosening of the teeth.