Lionel Messi hit the gym to work with personal trainer Bret Contreras this week. Messi is currently enjoying a break from soccer after Inter Miami failed to qualify for the MLS playoffs.

Antonela Roccuzzo, wife of Argentine soccer star Lionel Messi, posted on her Instagram stories a photo featuring Messi, coach Bret Contreras, better known as "The Glute Guy." Antonela shows her ...

Antonela has previously taken snaps from inside Contreras' gym with fellow Miami wag Elena Galera, the wife of Messi's teammate and close friend Sergio Busquets ...

Lionel Messi's stunning wife Antonela Roccuzzo poses at 'The Glute Lab' with fellow Inter Miami wag Elena Galera - where they are kept in shape by self-styled 'booty trainer' Bret Contreras ...

Throughout the book, personal trainer Bret Contreras distills tons of field research and science-backed techniques into a simple training guide you can use to strengthen your glutes.