Who can you spot working up a sweat? Who has changed the most in the last 20 years?
1. Rainbow Forge
Little ladies with their eyes on the ball at Rainbow Forge school, Sheffield for the Womens football awareness week pic shows Sheridan Crouch doing some unacustomed stretcing exercises in 1999 Photo: Stuart Hastings
2. Over 50's keep fit session
Ladies taking part in the exercise class at the over 50s keep-fit session at Ponds Forge in 1999 Photo: Waistell
3. Hexthorpe pupils
Dean Lawford of Sheffield Eagles with Hexthorpe pupils in the Dash scheme which was used to promote exercise in 1996 Photo: JPI Media
4. Fringe Heath Club
John Ayres, the manager of the Fringe Heath Club, Surrey Street, Sheffield, showed the right way to do the Crunch Exercise back in 1997 Photo: Waistell