TY - Conference Proceeding TI - The difference effect of physical activity before and after school toward physical fitness and the ability of social interaction in gajah mada medan primary school student AU - Rahma Dewi,Bessy Sitorus Pane,Chairul Azmi PB - Redwhite Press PP - Jakarta PY - 2020 UR - https://series.gci.or.id/proceedings/view_article/238/14/icestech-2019 AB - The study aims to see the differences of the effect of physical activity before school and after school on physical health and social ability in Gajahmada elementary school students in Medan. The analysis technique used the T Test with a significance level of ∝ = o, o5. Obtained: (1) Physical activity before school affect the physical health of students, (2) Physical activity before school affect students 'social ability, (3) Physical activity after school had an effect on students' physical health, (4) Physical activity after school affects students 'social ability (5) Physical activity before school was better than physical activity after school towards physical health of students, (6) Physical activity before school had the same effect as physical activity after school on students' social skills DO - https://doi.org/10.32698/tech3238