The purpose of this study was to examine the effects of intensity on the drop out rate from sports in 10 th grade, as well to see the amount of activity and sedentary behavior.
Tilgangur rannsóknarinnar var að skoða áhrif æfingaálags á brottfall nemenda úr íþróttum í 10. bekk, ásamt því að skoða magn hreyfingar og kyrrsetu þeirra.