Hi there thanks for reaching out.
Nicotine is likely to hamper your sleep cycle.
Contact a cbt counselling psychologist n deaddiction therapist to learn how to handle your sleep issues and also manage smoking.
Understand what purpose smoking is serving for you.
Learn about sleep cycles.
Next Steps
you can contact me for managing both the issues ,am a trained cbt practioner and deaddiction therapist.
check my site www.mindcareservice.com for more details.