The act of communicating one's demands and goals in a clear and suitable manner is known as assertiveness.and viewpoints without criticising or demeaning others' An individual's overall good opinion of themselves is referred to as self-esteem. And The aim of thestudy was to measure Assertiveness and Self - Esteem among young adults and the data was collected by an online questionnaire done by Google forma Google form link was provided which gave the participant ls access to the Assertiveness inventoryby Robert E. Albert and Michael L Emmons and Rosenberg Self - Esteem scale ( RSE) and demographic questions regarding the gender. Methods and Material: To find pertinent articles published between 2015 and 2023, literature searches were conducted in databases such as Google Scholar, the National Centre for Biotechnology Information (NCBI), and PubMed. This was done utilising the PRISMA exclusion and inclusion criteria (recommended reporting items for systematic reviews and the meta-analyses technique). The present study comprises 39 empirical research studies. Result:The results indicate that social media addiction is adversely connected with resilience in college students and is favourably associated with anxiety, despair, and stress. The research also suggested that the link between psychological distress and resilience may be mediated by social media addiction indicates that there is no significant difference in Assertiveness and Self- Esteem among males and females. No gender difference was found in Assertiveness and Self-esteem among young adults. As the world has changed over the past decades the rate of Assertiveness and Self-esteem felt by males and females are the same in today’s society