Contenu principal de l'article
This research is to look at muscle recovery in football players in Deli Serdang, North Sumatra Indonesia during submaximal physical activity running 100 meters and 1200 meters which aims to scavenge free radicals in muscles. The research sample consisted of 40 football players who will be given submaximal physical exercise and giving red guava juice and tempeh drinks to each group. After conducting the experiment for 3 experiments in the laboratory results obtained MDA blood sample 1. 19 levels of MDA for the group without giving red guava juice and tempeh drinks. 2. 11 levels of MDA for the group given red guava juice. 3. 10 levels of MDA for the group given Tempe Drink. There was a decrease of 9 levels of MDA in the sample after giving the tempeh drink and red guava juice. This proves that the tempeh drink and red guava juice can accelerate muscle recovery in football players after giving sub-maximal physical activity.