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And someone else agrees with me.
Namely this really famous, epic tennis star.
(Although, look at her.
Look at her abs.
What needs extra work?)
Warning: Your abs will be feelin' it later!
STABILITY BALL BACK EXTENSION
Start with the stability ball under your chest, hands and feet on the floor.
Place your hands behind your head.
Use your core to lift your head and shoulders until you feel the stretch.
Lower your head back to start position.
STABILITY BALL KNEE TUCKS
Lay with your stability ball under your waist.
Walk your hands out and tuck your knees until the ball is under your shins.
Keeping your core tight, push your legs back straight to roll the ball back up to your waist.
STABILITY BALL TRANSFER
Lay on the floor, arms above your head.
Squeeze the stability ball between your feet.
Keeping your core tight, lift the ball to hip level.
Lift your shoulder blades and raise your arms to transfer.
Lower your arms and legs to the start position, without losing form.
Lift the knee and push the foot out behind you to straighten your leg.
RESISTANCE BAND LATERAL STEP REPLACE
Start with the band under both feet, one end in each hand.
Feet shoulder width apart.
Keeping your core tight, step one leg sideways to stretch the band.
Step with the other leg to bring both feet back under your shoulders.
Repeat until time to change direction.
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Image Credit:All Images and Video Courtesy of Nike
