: Working to core for #WaistWhittleWednesday ! Give me 4 sets of 15 reps. 1 rep = plank to toe taps back to plank. Use code MAXCOLLAPRIL to get $10 off when you buy XTFMAX and XTFMAX One on One! Click on link in bio to purchase! #Fitness #Workout #Muscle #Muscles #Toning #Abs #Abdominals #Strength #Strong #Fit #Shredded #Active #Ripped #Training #sweat #athletic #goals #work #weightlifting #fitnessgoals #fitnessaddict #fitnesslife #healthy #healthylifestyle #activity #XTrainFit #XTFNation