I quit smoking about 2 months ago. How long until my lungs are healed and normal?

I smoked for about 3 years and quit cold turkey (its really not that hard) i was smoking just short of a pack a day but of course on weekends while drinking it was more than that.
I am a 24 year old Male in pretty good shape.

How many times did it take you to actually quit smoking?

I quit smoking again a month ago. I had started up again after quitting for six months!! I couldnt believe I started again! Has this happened to other smokers too? Can I expect to quit for good now? Oh, and I have gone cold turkey each time, none of that substituting substances crap.

What natural things are there to help me quit smoking?

I want to quit smoking and I’m allergic to the patch. I wanted to know what are some natural ways to quit smoking like stuff at the health food store and stuff like that. I have heard of the St. John’s Wort but I also wanted to keep looking. I can’t quit cold turkey. I have tried at that several times and I failed.

What is the best option to quit smoking?

Hello, my dad is trying (and determined) to quit smoking. Some choices that he is willing to take is Nicoteen Gum, Nicoteen Patch, Chantix, or Cold turkey (when you quit smoking without any help). Please pick the option and list positives and negatives about it.
Oh yeah, and just to let you know, my dad only smokes about 1-2 cigarrettes a day. So he’s not a "heavy" smoker. He’s just still addicted to it.

If you quit smoking and have a cigarette after 2 days sober is it like starting from scratch again?

Don’t try to talk me out of the cigarette, I already smoked it, well half of it anyways. Preferably only answers from those who have quit smoking or gone through what I am. I quit cold turkey by the way.