Social media has a significant impact on teenagers' self-esteem, with both positive and negative effects. On one hand, social media platforms provide a space for teenagers to express themselves, connect with peers, and find supportive communities. For example, teenagers may find validation and acceptance from their online friends, which can boost their self-esteem.

On the other hand, social media can also lead to negative comparisons and feelings of inadequacy. Teenagers are often exposed to carefully curated and idealized versions of others' lives, which can create unrealistic standards and contribute to feelings of insecurity. For instance, seeing influencers with perfect bodies or luxurious lifestyles can make teenagers feel inadequate in comparison.

Research by Fardouly, Diedrichs, Vartanian, and Halliwell (2015) found that exposure to idealized images on social media can lead to body dissatisfaction and lower self-esteem among teenagers. Additionally, a study by Perloff (2014) highlighted that excessive social media use can contribute to feelings of loneliness and depression, further impacting teenagers' self-esteem.

In conclusion, while social media can have positive aspects for teenagers' self-esteem, such as providing a sense of belonging, it also has the potential to negatively impact their self-perception through unrealistic comparisons and excessive use. It's important for parents, educators, and mental health professionals to help teenagers navigate social media in a healthy way and build resilience against negative influences.