What is flex friday?

Flex Friday is a social media trend where people post pictures of themselves showcasing their physical fitness progress, often by striking a pose or showing off their muscles. The hashtag #FlexFriday is often used to accompany these posts on platforms like Instagram, Twitter, and Facebook. This trend is popular among fitness enthusiasts, bodybuilders, and people who are proud of their athletic achievements. Flex Friday serves as a way to motivate and inspire others on their fitness journeys and celebrate the hard work and dedication that goes into reaching fitness goals.