It might be, if you’ve made a real commitment to yourself and can keep it up. It isn’t just stopping, but maintaining that motivation and change over the long haul that is often the challenge. Most people find it easier to get some help. After all most clients have already tried using will power to stop in the past and it hasn’t worked over time. That’s because this isn’t really about how strong one’s will power is. Many addicted people have very strong will power in some areas. It’s often more about the brain chemistry you have been born with, or the brain chemistry that has been produced by many years of using alcohol and/or drugs. These can be treated. Understanding addiction and getting some long term support are the avenues that produce the best results for most people.