Smoking is a public health problem that the population faces today. Smoking is a risk factor for many diseases. It has a harmful effect on all organic systems in the body, and in addition to the harmful effect on smokers themselves, tobacco smoke also has a harmful effect on all people who inhale it, especially on children and the fetus if a pregnant woman smokes. More than 8 million people worldwide die from smoking in one year. The most common form of use of tobacco products is cigarettes. In the Republic of Croatia, every third adult is a smoker, and the prevalence of smoking among adolescents is high. The most harmful ingredients of tobacco products are nicotine, tar and carbon monoxide. The aim of this research was to examine whether nurses consume nicotine products at the workplace and what their attitudes are in this regard. The research was conducted in the period from December 19, 2022. until 16.05.2023. through social networks. An anonymous online questionnaire that included 30 questions was used for the research. Socio-demographic characteristics, smoking habits of respondents and their attitudes regarding smoking in the workplace were examined. 223 respondents participated in the research. The sample included 202 women and 21 men.The results of the conducted research show that more than half of the respondents consume nicotine products, mostly cigarettes. In the majority of respondents, the reason for starting the consumption of nicotine products was society, and they started smoking before the age of 18. Most smokers at work take shorter smoking breaks, usually between 3-5 times. Furthermore, more than half of smokers smoke inside of a healthcare facility despite the ban. The research found a statistically significant difference in the attitudes of nurses smokers and non-smokers. World No Tobacco Day is celebrated on May 31 every year. Nurses' attitudes about smoking in the workplace differ depending on smoking habits. Emphasis must be placed on smoking prevention and smoking cessation, and continuous education about the harmful effects of smoking must be carried out. Quitting smoking provides a number of health benefits.