NIEHS Asthma Prevention: Cigarette Smoke - http://www.niehs.nih.gov/airborne/prevent/smoke.html
People with allergies may be more sensitive to cigarette smoke than others and research indicates that smoking aggravates allergies. |
Smoking and Respiratory Disease - http://oldash.org.uk/html/factsheets/html/fact05.html
ASH-UK Factsheet on smoking and lung cancer, COPD, pneumonia. |
Specimen 156.9: Lung: Emphysema - http://web.med.unsw.edu.au/pathmus/F0839044.htm
From a library of medical images, a lung with emphysema ("smoker's lung"). |