If u are a beginner to a High intensity workouts like pushups, pull ups and weight lifting eraskn betam challenge mareg yelebhm b/c this kind of challenges are for the advanved levels ena demo ur body need a rest time in order to recover from the workout you've done and a good diet(not just beyekenu yemnbelaw shiro ena msr wot but protein ena carb yalachew mgboch) btazewetr le tuncha gnbata bedenb yredahal so esun astekakl Lelaw pushup aserar form lay chgr kale esunm astekakl and lastly gdeta 100 pushup challenge mehon yelebetm it can be 90 or 80 or 85 whatever it is be akmh lek sra ke akm belay mesrat ke tkmu gudatu nw yemiyameznew That's all...good luck and get fit!