For everyone who has missed working out here are some pictures from the early 2000s but who can you spot pumping iron and pounding the treadmill?
13. Working up a sweat
Graham Stark General Manager of Dixon Nissan on Saville Sreet, was working off the pounds in the Thomas Rotherham College, Sports Centre Gym in 2003 Photo: Steve Ellis
14. Ready to row
he Lord Mayor of Sheffield Clr Diane Leek encourages Councillor Paul Scriven, Health & Fitness Manager, at the Living Well Gym, Hilton Hotel in 2003 Photo: Steve Ellis
15. World champ
Christian Di Paolo won the World Thai Boxing title for the second time pictured at the Thai Boxing Gym, on Effingham Road in 2003 Photo: Steve Ellis
16. Taking aim
Karate instructor Andy Dakin shows the Sheffield Wednesday Ladies team a new style of kicking the ball during a session at the gym in 2003 Photo: Glenn Ashley