Riley Gaines is a former college swimmer who gained public attention and became a political activist after competing against Lia Thomas, a transgender woman, in the 2022 NCAA championships. This experience led Gaines to advocate against the participation of transgender women in women's sports.

The reasons she is trending are rooted in her active role in the political discussions surrounding gender and sports. Gaines campaigns for policies that she believes protect women's sports for biological females, arguing that allowing transgender women to compete disadvantages cisgender women athletes. She has become a prominent voice in conservative political circles, appearing in various media outlets and at events to promote her views.

Gaines's advocacy extends to actively supporting political candidates and legislation that align with her stance, such as the "Protection of Women and Girls in Sports Act." She has campaigned for politicians like Rand Paul, Ron DeSantis, and Donald Trump, and has spoken at significant political gatherings like the Republican National Convention. Her public statements and actions often spark debate and media coverage, contributing to her continued presence in the news and online discussions.