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definition, epidemiology, pathophysiology, clinical course, prognosis, risk factors of tobacco use

Answer

Tobacco use refers to the consumption of tobacco products, which can be smoked, chewed, or inhaled. It is a leading cause of preventable disease and death worldwide.

Epidemiology

Pathophysiology

  • Tobacco use leads to addiction primarily due to nicotine, which affects the brain's reward system. Chronic exposure to tobacco smoke or smokeless tobacco can cause various diseases, including cardiovascular diseases and cancer.

Clinical course

Prognosis

Tobacco use is associated with a high disease burden. In 2019, smoking tobacco use accounted for 7.69 million deaths and 200 million disability-adjusted life-years globally

Risk factors

In conclusion, tobacco use is a significant public health issue with a high prevalence and disease burden. It is influenced by genetic factors and often begins in adolescence. The prognosis is poor due to the high disease burden associated with tobacco use.

References

1

Nat Hum Behav 2024

Abstract

Multi-ancestry meta-analysis of tobacco use disorder identifies 461 potential risk genes and reveals associations with multiple health outcomes

PubMed
High-impact