hello good afternoon
since you are complaining about bad breath since 3-4 yrs and also dark gums..lets divide the your query into two parts
que 1 : bad breath
que 2 : dark gums.
lets see the solution for your que 1
for the first issue you need to undergo
1. teeth cleaning also known as scaling
2. maintainence of proper oral hygeine by two means
A. learning proper brushing techniques and instructions from the dentist and
B . use of additional interdental brushes also known as proxa brushes.
C. use of chlorhexidine mouthwashes two times a day which will help you a lot in controlling the prevention of deposits.
Que 2 : Dark gums
for this u can undergo for
1. gum depigmentation by using either laser or surgical depigmentation...
E-mail : firstname.lastname@example.org
For bleeding gums and bad breathe you need to undergo professional scaling that is cleaning. For dark gums it can be rectified by laser depigmentation treatment. Visit your dentist for more detailed analysis and treatment.