Working as a professional mermaid involves unique challenges that few outside the community may fully understand, especially when it comes to managing menstruation during performances, often humorously referred to as "shark week." Swimming on your period requires careful preparation and specialized products to ensure comfort and safety in the water. Many professional mermaids, including those who experience heavy menstrual bleeding like menorrhagia, rely on menstrual cups such as the Flex Cup. Unlike tampons, menstrual cups are generally preferred underwater for their secure fit and reduced risk of leakage. Understanding the physiology behind menstruation and how it may fluctuate with physical activity is essential. Some mermaids report feeling symptoms differently during high-intensity aquatic performances. Open discussions about these experiences help to destigmatize menstruation and promote awareness about women's health in demanding sports or artistic professions. Professional mermaids often face real anxiety about potential accidents in the water, which can affect mental health and performance. Practical tips include having a reliable menstrual cup, scheduling performances around heavier flow days when possible, and knowing when to take rest periods. The vlog series mentioned offers a candid look behind the scenes into such experiences, emphasizing the importance of transparency and support in this niche field. For those interested in sustainable and hygienic period products, menstrual cups present an eco-friendly alternative that many athletes and performers endorse. Additionally, discussing surgical options for severe menorrhagia with healthcare providers might be relevant for some who experience particularly heavy or disruptive periods. Sharing personal experiences as a professional mermaid not only provides valuable insight into this unique lifestyle but also contributes to broader conversations about menstrual health, athletic performance during periods, and breaking down taboos in diverse professions.