My gums seems to stay sore and swolen?

Gingivitis: Persistent inflammation of your gingiva can be caused by many factors, including poor oral hygiene, malpositioned teeth, calculus deposits, dental caries, and even systemic issues. Start by seeing your dentist for a thorough exam and professional cleaning.

Swollen gums: And gingival inflammation has been associated with heart disease, stroke, kidney failure, low birth weight, premature delivery, etc. Usual culprit is bacterial infection, Gingivitis. If treated early is entirely reversible. See your Dentist. Depending on severity, referral to a periodontist may be in order.