Liverpool and Manchester City are Premier League title rivals but players from both clubs have been training in the same Dubai gym.
Trent Alexander-Arnold was spotted recovering from a minor back injury at Transform Altitude Performance during the international break.
Meanwhile, David Silva and Benjamin Mendy have both travelled to the United Arab Emirates in recent weeks to train in the renowned fitness centre.
Follow the build-up to Jurgen Klopp's Porto press conference HERE
The Reds right-back shared a video montage of his recovery session ahead of Liverpool's crucial 2-1 win against Tottenham last month.
World Cup winners Silva and Mendy have also opted to train at the athletes performance facility to improve their fitness, while England team-mate Dele Ali has also trained at the gym.
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Alexander-Arnold shared the workout video to Instagram with a caption which read: "Ready for the final push".
The 20-year-old made his 50th appearance for Liverpool against Southampton on Friday, and is the fifth youngest player to reach the landmark.
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With full-back counterpart Andy Robertson suspended from Tuesday evening's Champions League clash with Porto, Alexander-Arnold's input will be hugely important to Jurgen Klopp.
