Loose teeth at the age of 46 are often seen in periodontitis, jaw trauma and acute inflammation of the periodontium, generally periodontal treatment, elimination of jaw interference and treatment of dental disease treatment. 1. Periodontitis: periodontitis can cause attachment loss, gingival recession, alveolar bone resorption, the need for gingival cleaning, subgingival scraping, if necessary, flap surgery, to eliminate periodontal inflammation, for loose teeth according to the situation can also be taken to loose teeth fixation. 2. Jaw trauma: when there is occlusal trauma, night grinding, clenching, cusp interference, poor restorations or orthodontic force is too large, it will cause teeth loosening, and need to correspond to the jaw treatment, by adjusting the jaw, wearing jaw cushions, improving poor restorations and other ways to eliminate jaw interference. 3. Acute inflammation of periodontal membrane: Acute apical periodontitis or periodontal abscess can lead to obvious loosening of the teeth, which requires root canal treatment, eliminating periodontal inflammation, the teeth will be slowly restored to stability. Loose teeth, if not treated in time, may cause tooth loss, it is recommended to go to the hospital in time for treatment.