Most people realize that cigarettes can cause lung cancer and heart disease. But many people erroneously believe that cigars aren't harmful.

Breathing even a little smoke can be harmful, because there is no risk-free level of secondhand smoke. The only way to protect yourself and the people you love is to provide a 100 percent smoke-free setting.

By using nicotine replacement therapy to reduce withdrawal symptoms, smokers who try to quit have a better chance of succeeding.

Fewer than a quarter of those who attempt to quit are able to make it beyond three months before resuming smoking. Women usually find it harder to quit than do men, even though women have a higher risk of smoking-related diseases. The following suggestions can help you kick the habit, again, for good.

If you’ve tried to quit smoking before without success, a new medicine may help.