The Blue Whale Challenge is an online game that reportedly encourages participants, primarily teenagers, to complete a series of tasks over 50 days. These tasks can range from harmless activities to dangerous challenges, culminating in self-harm or suicide. The game gained notoriety in 2016, raising concerns about its impact on mental health and the safety of young people. The challenge is often linked to social media platforms, where players share their progress. Authorities and mental health professionals have warned against the dangers of such games, emphasizing the importance of open communication and support for those who may be struggling with mental health issues.