Some people may think that smoking will not affect their health, but in reality it was killing you unnoticeably. If you are going to have an x ray annually and see the difference maybe you can find how it affect you. So as early as possible quit smoking before it kills you. You can ask your doctor if what are the thing and the medicine that you could take to help you quit smoking. There is Zyban which was known to be the most effective pills that can help you on stopping the bad habit. It can now be bought online same as the viagra which can help man solve impotency and the zocor which was a good cholesterol for helping you lower your high cholesterol