Plank jacks are a core body exercise that strengthen all the muscles of the core and improve your stability. By “jacking” your feet out and in while trying to hold a ...SignupfortheGetHealthyUNewsletterPlus,getafreeebookonhealthyaging!WebsiteHowToDoPlankJacksFacebookPinterestTwitterE-mailPrintPlankjacksareacorebodyexercisethatstrengthenallthemusclesofthecoreandimproveyourstability.By“jacking”yourfeetoutandinwhiletryingtoholdasteadyplank,youaretrainingallthemusclesofthecoretoworkbetterandstabilizeyou.Inparticular,youwilllearnhowtodrawinyourtransversusabdominuswhichisthekeymuscleforaflatbelly.Byusinganunstablesurface,moremusclefibersarerecruitedandusedtokeepyourtorsostable.Ifyoulearnhowtodoplankjacksyouwanttomakesuretotryandkeepyourtorsoasstillaspossiblewhileyourfeetaredoingthe“jumpingjack”action.Theymaylookeasy,butdon’tbefooled.Plankjacksandmedicineballplankjacksarebothchallengingexercisesthatwillmakeyoufeelyourabsandlowerbackthenextday!Usethelinksbelowtoquicklynavigatethisguide:HowToDoAPlankJacksWhatMusclesDoPlankJacksWork?BenefitsOfPlankJacksHowManyCaloriesDoPlankJacksBurn?OtherExercisesSimilarToAPlankJackIncorporatingPlankJacksIntoYourWorkoutsHowToDoAPlankJackHerearethestepstoperformingplankjacks:A)Begininaplankpositionwithyourshouldersoveryourwrists,yourfeettogether,andyourbodyinastraightline.B)Similartothemotionofajumpingjack,jumpyourfeetwidekeepingyourbuttocksdown.Jumpyourfeetbacktogether.Besuretokeepyourlowerabspulledinverytightlyasyoujackyourfeet.Ifyoudonotpullthemin,yourbodywillbounceupanddownandyouwillendupwithasorebackandlessresults.Keepyourbellysupertight!WhatMusclesDoPlankJacksWork?Plankjacksisanawesomeupperbodyandcorestrengthmovethatworksyourchest,back,shoulders,arms,abdominalmuscles,lowerbackandstabilizers.Plankjacksisagreatcardioexercisetoo!BenefitsofPlankJacksTherearemanyreasonsyoushouldincorporateplankjacksintoyourworkouts.Herearejustafew:StrongerCorePlankjacksare,firstandforemost,acorebodyexercise.Thismovegetsyourbodytotightenandcontractallofyourco