Tobacco poses a health risk, whatever the method of consumption. According to the baro cancer 2021 : Only 23% of smokers say they have discussed smoking with a healthcare professional in the last 12 months. Studies in France on the practitioner's point of view have mainly been carried out in private practice, and at least 2 years ago. Few studies have looked at the patient's point of view. To date, no studies have been carried out in France on the patient's point of view. This is why the aim of our study is to: current state of smoking cessation in a hospital services: knowledge, attitudes and practices, from the point of view of the practitioner and the patient. Evaluation via a questionnaire.

Inclusion Criteria:

• Patients: Female male non gendered.
• Over 18 years old
• Whatever their state of healthRegular smoker: According to the Institut national de prévention et d'éducation pour la santé (INPES), a regular smoker is someone who reports smoking at least one cigarette (or equivalent) a day.
• Whether or not they use any other form of 'drug'.
• Whatever the reason for their consultation.
• Signature of no objection form
• Praticiens:- Male , Female non gendered
• Age 18 years
• General practitioner at CHU ( Professor - MCU - Assistant - Associate)
• Specialist at the University Hospital (Professor - MCU - Assistant - Associate)
• Intern (oral medicine - oral surgery - orthodontics)
• student (4th, 5th and 6th year)"

Exclusion Criteria:

• Patients: Ex-smoker patients
• Non-smokers
• Patients under guardianship
• Patients with language difficulties
• Praticiens: - Non-dentistry students
• Student in dentistry without clinical practice (2nd, 3rd year)
• Practitioner with exclusive private practice"

Smoking patients attending the Nice Institute of Oral Medicine. Practitioners, interns and 4th, 5th and 6th year students.