Hello !
You my friend are suffering from chronic gingivitis with oral malodor/halitosis/bad breathe
Hailtosis could be a due to a variety of reasons, but to come to your problem,
You might be having an underlying abscess/condition which is not resolving because the issue is not being addressed.
Get proper dental examination done by the dentist for correct diagnosis
Next Steps
maintain oral hygiene with brushing twice daily , flossing once at night accompanied by chlorhexidine mouth wash to be done in 1:1 ratio for 15 days , twice daily.
Health Tips
head to the dentist soon , to diagnose the underlying problem