Fitness clubs are almost totally controlled by people of advanced and middle ages, especially over 65, and have become essential arenas for their socializing activities. The Ministry of Economy, Trade and Industry has leaded a survey tracing the changes in the memberships and as well as the gross sales of fitness groups since 2000. It has been notified that in the year 2000, there were 1.42 million members, which inclined deeply to 2.07 million in the year 2006 symbolizing an average annual increment of 6.6%. This was trailed by two consecutive years of dip. The number reached to 2.01 million in 2008 and after that climbed again to 2.51 million in the year 2016 reaching at an average annual increase of 2.8%.