Once you become addicted your body depends on the presence of nicotine. Some scientists have stated that the addiction to tobacco is harder to break than the addiction to heroin. Once you try to stop smoking withdrawal symptoms occur. Nicotine is actually a deadly toxin. If a single pinhead-sized drop of liquid nicotine was put into your bloodstream, it would be fatal.
Smoking has a nasty effect on nutrition too.
Smokers break down vitamin C twice as fast as nonsmokers. Vitamin C is believed to be one of the most powerful antioxidants for humans. Other vitamins and nutrients that the body needs are also depleted by smoking. The good news is that this addiction can be overcome. The health benefits of stopping smoking begin almost immediately.