people doing power fitness exercise at fitness studio

20s 30s 40s 60s 70s active activity adult aerobics athletic camera caucasian class confidence dancing day elderly energy exercise exercises female fit fitness flexibility flexible friends friendship front fun group gym happy health healthy indoors leisure lifestyle looking male mature medium men mid mixed out people performing physical portrait power practicing race relaxation senior shape smiling sport sportswear sporty standing studio together train training view wellbeing women work working workout young zumba