@mrbrown Smoking and anxiety
Research into smoking and stress has shown that instead of helping people to relax, smoking actually increases anxiety and tension. Nicotine creates an immediate sense of relaxation so people smoke in the belief that it reduces stress and anxiety.
How Smoking Causes Stress. Many people who smoke do so because they believe it calms them down. This is because nicotine is a mood-altering drug and it seems to smoulder feelings of frustration, anger, and anxiety when it's inhaled.