To do gymnastic and for the teeths.

Parodont these are tissues,which keeps a teeth,these includes are bone,gum, mucus membranes and tensions.And in parodontosis destroy blood circulation, mucus membrane is thin, roots of teeth are naked, bone as atrophying, teeth are weak till move,and this is system disease,reason of which search in all organism, and cure his is dentist, therapeutics, endocrinologist,cardiologist.
As do not define  a clearly a reason for diseases, this is not inflammation, and reasons are not viruses,bacterias, disease transferring through a hygiene items, care, dish, kiss, and by air drop ways, and provoking his a low immunity, bad metabolism, vitamins failure, wrong bite, teeth stone with, damage for tissues teeth's and gums, and bacterias are most importance provokers for parodontosis, causing gums inflammation, of which tissue is loosens and destroy, and genetically also having importance meaning, as parents having if, are high possible transferring for descendants.
And of course he displays on the background of metabolism processes destroy, which are wrong display and in many other diseases as arterial hypertension and atherosclerosis, diseases with spasms of vessels and grow in theirs space of arthrosclerotic plaques, blood current destroy in capillaries as in which feeds parodont, causing an oxygen starving  and failure for the nourishing substances.
Sugar diabetes is rising glucose level in blood leading to development of pathological processes, damaging for the small blood vessels, and destroy in theirs blood current.
Genetically is a not full blood current,weak local immune care.
Hypovitaminosis is enough not entering vitamins in organism with meal, or not full theirs absorbing.
A lowering immunity.
Digestion diseases.
As on begin stage disease display is not visible, patients feeling itch, bad chewimg, between teeth is meal stay, because of naked neck teeth's seems,like longer, than earlier, and here needing visiting a doctor. As on the second stage as in teeth cleaning or meal eating gums are bleeding and meal is often stay between  teeth's, that talks about a dystrophy changes of teeth between arcs.Third stage is not stopping destruction for para dental , with a pus and inflamed ulcers, moving teeth's and shifting teeth's, as this is leading to the teeth loosing and not possible to prosthetic.