If you have spent any time on fitness TikTok, Black Twitter, or the wellness side of Instagram in the past few years, you have likely encountered the phrase It sounds cryptic—like a classified government file or a secret society handshake. In reality, it is one of the most viral, culturally significant fitness challenges to emerge from the intersection of Greek life, high-intensity interval training (HIIT), and social media accountability.
has been a foundational pillar of the industry since its original arrival on June 30, 2014 aka levels zip 2021