The gums are red and swollen; Gingival atrophy, gingival bleeding, gingival swelling, oral odor, etc. Poor oral hygiene, bad brushing at ordinary times, or incorrect methods. Sometimes talking or biting hard things will cause bleeding, and occasionally there will be spontaneous bleeding. Periodontitis symptoms gum color is dark red, because edema appears brighter. Healthy gums will not cause bleeding even if you brush your teeth hard or gently explore the gingival sulcus. In the early stage of periodontitis and early gingivitis, bleeding can be achieved by gently exploring the gingival sulcus. Periodontitis patients should maintain good oral hygiene!