Hey,

I have a huge problem and I'm not afraid to admit it. I am a very possessive and jealous boyfriend and its taking a huge toll on our relationship.

If you could read through the following article, its exactly how I behave and I believe how my girlfriend feels

https://www.askmehelpdesk.com/relationships/boyfriend-jealous-possessive-emotional-what-should-do-361244.html

I could really use some help and some sort of a solution, like therapy or counselling or something.

Please help me . I don't want to be the person I am because frankly no one will live with me like the way I am.

Jealous guys are the absolute worst. She will leave you if you keep this behavior up.
Jealousy usually stems from personal insecurities. Talk to a therapist and try to
Find out why you are so insecure and why trust is such a hard issue for you.
Good Luck to you.