Yes, it’s possible, but I won’t pretend like it is an easy thing to do. Gambling addiction has a way of digging deep into your habits and emotions, so fighting it alone means you are going up against your own mind every single day.
The urges don’t just disappear overnight, and that constant pull to try one more time is what makes it such a tough battle. To break out without help, you would need serious discipline, self awareness, and a willingness to cut off anything that might trigger the habit. That is why most people find it almost impossible on their own..