We identified 22 Cochrane systematic reviews on behavioural interventions, pharmacotherapies, combined behavioural and pharmacotherapy interventions, and other interventions.22 We updated our search in June 2024, and findings on benefits and harms were consistent with results from earlier searches (Appendix 2, available at www.cmaj.ca/lookup/doi/10.1503/cmaj.241584/tab-related-content)
Telling friends and family about your plans, and enlisting their help in your mission to quit, will also help you to succeed
Awareness of local law is essential
However, quitting smoking has many advantages, including long-lasting and nearly instantaneous bodily benefits.After smoking one last cigarette, a smoker's blood pressure and pulse rate start to return to normal within 20 minutes
E-Liquid Composition Beyond Nicotine Strength: The PG/VG ratio can influence vapor density and how the nicotine feels. Additives or specific flavorings might also subtly affect absorption or sensation