Withdrawal from nicotine, an addictive drug found in tobacco, is characterized by symptoms that include headaches, anxiety, nausea, and cravings for more tobacco. Nicotine creates a chemical dependency so that the body develops a need for a certain level of nicotine at all times. Unless that level is maintained -- by smoking or chewing tobacco -- your body will begin to go through withdrawal.
For tobacco users trying to quit, symptoms of withdrawal from nicotine are unpleasant and stressful -- but...
Added text evidence indicating an association between constituents of ambient air pollution and increased lungcancer mortality continues to strengthen, with reports from Asia and New Zealand documenting increased risks with exposure to measures of particulate matter, sulfur dioxide, and nitrogen dioxide (cited Katanoda et al., Cao et al., and Hales et al. as references 37, 38, and 39, respectively).
Added World Cancer Research Fund/American Institute for Cancer Research as reference 40.
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WebMD Public Information from the National Cancer Institute
September 04, 2014
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