Young gymnasts practice pull-up on a bar at a gymnasium of a sports school in Jiaxing, Zhejiang province April 11, 2015. (Photo by William Hong/Reuters)

A young festivalgoer jumps to burst a bubble at Latitude Festival at Henham Park, Britain, July 22, 2021. (Photo by Peter Cziborra/Reuters)

Young Icelandic mares graze on a meadow in Wehrheim near Frankfurt, Germany, on a foggy Tuesday, September 26, 2023. (Photo by Michael Probst/AP Photo)

Young couple in BDSM action on the leather sofa. (Photo by Alamy Stock Photo)

Students celebrate their A-level results at King Edward VI High School for Girls in Birmingham, England on August 18, 2016. The proportion of top grades achieved by A-level students across the UK has fallen for a fifth year in a row, and girls have caught up with boys in attaining A* grades. (Photo by Joe Giddens/PA Wire)

Japanese chorus girls appear to be drilling in military tactics atop their theater building as they perform salutes, June 30, 1937. The officer is from the Japanese regular army and says the girls display more rhythm in their drills than do the regular troops. (Photo by AP Photo)

A girl flies a kite in the afternoon in Dhaka, Bangladesh on August 3, 2022. (Photo by Mohammad Ponir Hossain/Reuters)

Girls during a class at the Teire Irish dance school in Moscow, Russia on March 15, 2019. (Photo by Sergei Karpukhin/TASS)