In 2017, Pochettino was appointed fitness coach and sports scientist of English
Premier League side
Tottenham, becoming the youngest sports scientist in the Premier League. He was described as "a regular sight in training sessions and on match days, seen putting the players through their paces and among the substitutes as they warmed up... a popular figure among the Tottenham players". He joined Chelsea in 2023 and left on 21 May 2024 with his father. He joined his father to the U.S. men's national team on September 2024. ==Personal life==