The impact of smoking on estimated biological age and body fat composition: A cross-sectional study.

Introduction: Smoking tobacco results in the death of more than 8 million people every year. Our study aims to explore a new approach for smoking cessation by analyzing body composition differences between smokers and non-smokers, focusing on potential variations in biological and chronological ages.

Methods: A cross-sectional study was conducted in 2019 at the Special Hospital for Medical Rehabilitation in Croatia.