Andy Allsopp plays in the Man v Fat soccer league in Solihull, England. All of the players have a body mass index of 30 or above.
Andrew Shanahan, the league's president and creator, weighs all players before the matches. The idea is to help men lose weight while also enjoying the sport they love.
Photographer Simone Perolari said: "I saw people who want to have fun and slim down and believe in what they do. ... Some of them are really good players."
Marcus Farnsworth plays for a team called Beer Bellies United. He has lost more than 70 pounds.