Im an Exercise PhysiologistHeres Why You Shouldnt Worry About Cortisol Spikes When You Do HIIT Workouts.

In recent years, ab work has gotten a glow-up that goesway beyond crunches.

for the ultimate HIIT ab workout it’s possible for you to do inwait for itjust 15 minutes.

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Grab your mat and youre ready to go.

Try this 15-minute HIIT ab workout for

1.

Double Crunch:Go ahead and lie down on the ground.

image of a person doing a low lunge yoga pose in a pink sports bra and matching leggings on their blue yoga mat in the middle of their living room, learning the best yoga poses for your zodiac sign

Barry’s Bootcamp instructor certified in personal training, HIIT, indoor cycling, and TRX

Engage your core and bend both your knees and your elbows.

Crunch them together, then re-extend your bodywithoutletting your arms or legs touch the ground.

Keep it going for a full minute.

A young black woman doing post-run stretches in the park on the road amidst green grass and trees.

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Return to plank and continue to switch sides for 60 seconds.

Around the World Deadbug:Get back on your back!

woman sweating in the gym

Keep repeating this same slow movement pattern for 60 seconds.

Around the World Extended Plank:Get back into plank position.

Walk your left hand about half a foot forward, bring your right hand to meet it.

Happy woman dancing and listening to music near a green empty wall outdoor in the city.

Return to plank pose the way you came in and keep going for a minute.

Alternating V Sit-Ups:Lie down on your back and come back into that hollow hold position.

Bring your hands to prayer at your heart.

Tara Davis-Woodhall of Team United States celebrates with husband Hunter Woodhall after winning the gold medal in the Women’s Long Jump Final on day thirteen of the Olympic Games Paris 2024 at Stade de France on August 08, 2024 in Paris, France.

Use your abs to sit up into a V-shape, balancing on your sitz-bones.

Twist your torso to the right, tapping your left elbow to your right knee.

Come to center and lower back down.

Healthy female training in the gym, performing a hip thrust.

Repeat the same movement on the left side and continue to alternate for the remainder of the 60 seconds.

High Plank Knee Tap:Move back into good old plank.

Keep alternating for (you know it by now) 60 seconds.

With your legs either straight or slightly-bent, go ahead and lift your feet off the floor.

Theres one minute on the clock.

Fire up your core and hop your feet out to the right without letting them jump apart.

Hop them back to center then to the left.

Keep it going for 60 seconds.

Bicycle:Heres your core burnout.

Sit onto your butt and bring your hands right onto your temples.

Extend your legs out straight.

As you tuck your right knee into your chest, match it with your left elbow.

Return to center and quickly switch sides.

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