EFFECTS OF ELECTRONIC CIGARETTES ON PHYSICAL AND MENTAL HEALTH AMONG YOUNGSTERS: A CROSS SECTIONAL STUDY Abstract Objective: The basic aim of the study is to create awareness and evaluate the knowledge, attitude and perception of youngsters towards the use of e-cigarette. Methodology: A questionnaire based survey was generated through Google form and circulated through social media platforms the target audience age was 18 years-40 years’ data were analyzed through Statistical Software (SPSS). Results and Discussion: In this study n=1000 participants were participated in the survey 450 were females and 550 were males, the participants were 18 years-20 years of age included (50) males and (100) females, 20 years-30 years (200) males and (100) females whereas 30 years-40 years of age included (300) males and (250) females, among them n=433 use vape/e-cigarette while n=567 do not use this. N=113 respondent respond that they don’t know that e-cigarette have harmful ingredients in it, n=285 participants faced depression, anxiety and mood swings without it whereas n=334 respond that its consumption causes severe mental and physical health. Conclusion: The basic aim of the survey is to create awareness among users to reduce and prevent the use of vape-cigarette as it causes severe consequences towards the health this study enhances the power of health system that in collaboration of school and offices through awareness session can reduce its use. ASEAN Journal of Psychiatry, Vol. 25 ( ) November, 2024; 1-5.