What is a Plank Jack? ... While holding a traditional plank is a great exercise for your core, a plank jack takes the exercise to a higher level of difficulty (and fun!) by ...PlankJackWhatisaPlankJack?Whileholdingatraditionalplankisagreatexerciseforyourcore,aplankjacktakestheexercisetoahigherlevelofdifficulty(andfun!)byaddingacardioelementtoraiseyourheartrate.ShareShareEmailCopylinkhttps://classpass.com/movements/plank-jack?utm_campaign=plank-jack&utm_medium=movement&utm_source=copyYoumaydoPlankJackinthesetypesofclasses:HIITStrengthTrainingHowdoyoudoaPlankJack?Step1Beginonallfours.Placeyourpalmsshoulder-widthapart,makingsureyourshouldersarealigneddirectlyoveryourwrists.Step2Extendyourlegsoutbehindyoutogetintoplankposition.Tuckyourpelvisunderandensureyourmiddlebackisinahollowposition.Step3Keepingyourshouldersoveryourwristsandyourabsdrawnin,jumpyourfeetoutslightlywiderthanhip-distanceapart.Jumpthembacktogetherandrepeattheexercise.HowdoyoumodifyaPlankJack?PlankJackforPrenatalPlankJackforBeginnersAdvancedPlankJackPlankJackforWeakWristsPlankJackforWeakShouldersWhatarethebenefitsofaPlankJack?CoreStrengthFull-bodyStrengthCardioExpertopinionPlankJacksareagreatwaytogetyourheartrateupwhileworkingonyourcore.JasonMcWalter,MCWHealthandFitnessinSeattleShareShareEmailCopylinkhttps://classpass.com/movements/plank-jack?utm_campaign=plank-jack&utm_medium=movement&utm_source=copyTrythisnextBurpeesSidePlankPlankGetstartedwithamembershiptoallthetopfitnessstudiosStartafreetrial