what are signs of periodontal disease?
['Swollen or puffy gums.', 'Bright red, dusky red or purplish gums.', 'Gums that feel tender when touched.', 'Gums that bleed easily.', 'Pink-tinged toothbrush after brushing.', 'Spitting out blood when brushing or flossing your teeth.', 'Bad breath.', 'Pus between your teeth and gums.']