Complex sentence: In adults, periodontitis can be a major force in the acceleration of tooth loss by damaging the base of the teeth and their connection to the skull, and is easily prevented by daily dental hygiene such as brushing and flossing.
Split into simpler sentences: In adults, periodontitis can be a major force in the acceleration of tooth loss because it damages the base of the teeth and harms their connection to the skull. This condition is easily prevented by daily dental hygiene such as brushing and flossing.