Smoking: The Agent Destroying Our Immune Systems


  • Around 480,000 people across the United States killed due to smoking related diseases each year
  • Smoking accounts for 7 out of the 10 fatalities related to lung cancer in the United States

Apart from a wide range of cancers smoking can cause it is also related to a number of other ailments. Smoking may also hamper a person’s neuroimmune function as well as be a cause for diseases such as pneumonia, obstructive pulmonary disease (COPD), stroke, cardiovascular diseases and even impotency in men. Range of cancers related to smoking are esophagus, bowel, bladder, mouth, throat etc.

Carcinogens produced by tobacco may be related to cancers, however, a variety of other compounds like formaldehyde, tar, acetone, cadmium, benzopyrenes, formaldehyde etc. are known to cause pro-inflammatory and immunosuppressive conditions.

Main compounds like nicotine are also linked to decreased neutrophilic phagocytic activity, resulting in an impaired neutrophils to kill pathogens. Smoking also causes severe inflammation of the lung tissue and continued smoking habits can also lead to Chronic Inflammatory Syndrome.

Smoking also aggravates a range of pre existing conditions like common cold, tuberculosis, bronchitis and asthma. Scientists have also discovered that smoking may also lead to reduced neuroimmune function in striatum and cortex of smokers.

Thus, it can be concluded that smoking tobacco causes a multiple inflammation and immunosuppression throughout the body and are a major factor in loss of physical immunity.