S R Rapp, W J Rejeski, M E Miller
Physical function among older adults with knee pain: the role of pain coping skills
Arthritis care and research : the official journal of the Arthritis Health Professions Association
process becoming ball kid french open consists different stages selection training selection training ball kids organized french federation tennis fft intended immersive educational experience sample made ball kids participating 2022 french open roland garros study 26 ball kids analyzed several rotations activity court different durations n 26 age 1500 084 height 16903 962 weight 5226 735 ball kid participated several analyzed rotations data entry n 94 two groups analyzed ball kids net back court result statistical analysis showed statistically significant difference two groups variables meters covered per minute court 685 p 000 total number decelerations per minute 839 p 000 walking jogging meters per minute 468 p 000 maximum velocity achieved 302 p 000 participating ball kid professional tournament presents unique experience young athletes young people participating improve fitness social skills mental abilities wellbeing due requests ball kids duties match play play activities