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20-Minute Ab Power 20-min Bodyweight Workout

20 min
 · 
4 exercises

When in need of an absolutely ass kicking ab session at the end of a workout, pull this one out of the sock drawer and give it a whirl!

Cross Body Mountain Climbers exercise illustration
Cross Body Mountain Climbers
2 sets
30 reps
20 sec rest
Make these a controlled 15 reps per leg per set!
0:30 rest
Medicine Ball V-Ups exercise illustration
Medicine Ball V-Ups
3 sets
12 reps
20 sec rest
Use something heavy! It can be a bottle of water or your neighbor's cat!
0:30 rest
Alternate Heel Touches exercise illustration
Alternate Heel Touches
3 sets
30 reps
20 sec rest
This is total reps per set!
0:30 rest
Flutter Kicks exercise illustration
Flutter Kicks
2 sets
50 reps
30 sec rest
2 sets of 50, that's 100 in total! Then you're all done!

About this workout

20-Minute Ab Power 20-min Bodyweight Workout is a free 20 min workout plan with 4 illustrated exercises for your abs. Follow the workout online, save it to your WorkoutLabs Fit account or download it as a printable PDF.

Tap any exercise in the workout to see the muscles worked, clear exercise illustrations and step-by-step instructions. Each workout includes sets, reps, rest times and notes so you can follow the plan without guessing.

Workout details

  • Duration: 20 min
  • Exercises: 4
  • Training focus: Abs
  • Equipment: NO EQUIPMENT
  • Level: Advanced
  • Format: Interactive workout and printable PDF

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Questions about this workout

What equipment do I need for this workout?

No equipment is needed – every exercise in this workout uses your own bodyweight, so you can do it at home or anywhere.

How long does the 20-Minute Ab Power 20-min Bodyweight Workout take?

The full workout takes about 20 minutes, covering 4 exercises with prescribed sets, reps and rest periods. Using the built-in timers and auto-advance keeps you on pace from start to finish.

Is this workout suitable for my fitness level?

This is an advanced workout designed for experienced lifters. If you're newer to training, scale it down with lighter loads and longer rests, or browse our library for a beginner or intermediate version of a similar routine.

What muscles does this workout target?

This routine primarily works your obliques, abs. Tap any exercise in the workout to see a muscle diagram showing exactly which primary and secondary muscles it activates.

How often should I do this workout?

For get toned, increase endurance, aim to do this workout 2–3 times per week with at least one rest day between sessions. Progress by gradually adding weight or reps, and pair it with workouts for other muscle groups during the week.

Can I download or save this workout?

Yes – you can download this workout as a free printable PDF using the download button, or save it to a free WorkoutLabs Fit account to follow it on your phone, customize the exercises and track your progress.

20-Minute Ab Power 20-min Bodyweight Workout
20 min
 · 
4 exercises
When in need of an absolutely ass kicking ab session at the end of a workout, pull this one out of the sock drawer and give it a whirl!
Auto-advance Start exercises automatically
after a 5-second delay
Start workout Cancel workout
Cross Body Mountain Climbers
Cross Body Mountain Climbers exercise illustration
2 sets
30 reps
20 sec rest
Set 1 of 2
Rest before next set
Get ready
321GO
Make these a controlled 15 reps per leg per set!
Primary muscle group(s):
Obliques
Secondary:
Abs
  1. Assume a push-up position. Core is tight. Back is flat. Hands are underneath the shoulders. Head is in neutral position.
  2. Bring one knee up towards your chest and twist towards the opposing elbow. (Ex: Right knee to left elbow.)
  3. Contract the core and return the leg to the starting position.
  4. Alternate between legs.
Primary muscle group(s):
Abs, Glutes & Hip Flexors
Secondary:
Chest, Shoulders
  1. Place your hands flat on the floor, shoulder width apart.
  2. Extend your torso and legs fully behind you with only your toes and balls of your feet touching the floor.
  3. Your body should be in a straight line, with your weight supported on your hands and toes only.
  4. Starting with either leg, flex your knee and hip at the same time to bring your knee up and under your hip. Your other leg should remain fully extended. This is the start position.
  5. Using an explosive movement, reverse the position of your legs, by extending the bent leg back and simultaneously flexing the straight leg until it is in the startposition.
  6. Continue alternating in this manner for the desire amount of time.
Primary muscle group(s):
Abs, Obliques
Secondary:
Hamstrings, Quadriceps
  • Standing up straight, bring your hands behind your head so that your elbows are pointed to the sides.
  • Twisting your body, bring your left elbow down and across your body. At the same time, raise your right knee up and across to meet the left elbow.
  • Return to the starting position.
  • Repeat on the other side and continue alternating.
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors, Quadriceps
  1. Lie flat on an exercise mat on the floor keeping your lower back straight with no arching of your spine and with your knees bent and feet flat on the floor.
  2. Place your hands lightly on the sides of your head.
  3. Curl your torso upwards so your shoulders are slightly raised off the floor..
  4. Raise your knees until your thighs are at a right angle to the floor and your calves are parallel to the floor. This is the start position.
  5. Slowly move your legs in a pedaling action as if you are riding a bicycle.
  6. As you do so, exhale and bring your opposing elbow close to each knee by crunching to one side. Left elbow to right knee. Right elbow to left knee.
  7. After each crunch, return to the start position inhaling as you do so.
  8. Without pausing, repeat the movement to the other side.
  9. Repeat without pausing for the desired number of repetitions to each side.

Do not use your hands to pull your head and neck up during this exercise. Doing so may cause injury. Concentrate on a slow rhythmic cycle from side to side with perfect form for each repetition.

Rest
0:00
next up
Medicine Ball V-Ups
Next
Medicine Ball V-Ups
Medicine Ball V-Ups exercise illustration
3 sets
12 reps
20 sec rest
Set 1 of 3
Rest before next set
Get ready
321GO
Use something heavy! It can be a bottle of water or your neighbor's cat!
Primary muscle group(s):
Abs
Secondary:
Glutes & Hip Flexors
  1. Lie face up on with a medicine ball between your hands and your arms extended behind you. Keep your arms and legs straight and then raise your feet an inch off the floor.
  2. Raise your torso and legs up at the same time and touch the medicine call to your feet. Hold for a moment.
  3. Lower down to starting position with arms and ball behind your head.
Primary muscle group(s):
Abs
  1. Position yourself on a decline bench so that your feet are secured by the pads. Lay back and place your arms across your chest or behind your head.
  2. Begin the movement by pulling yourself up by your abdominals. Do not force yourself up by pulling on your neck. Let your abs do all the work.
  3. Once at the top, slowly lower yourself back down. Again, focus on the abs doing all of the work. Repeat by bringing yourself back up.
Primary muscle group(s):
Abs
  1. Lie flat on your back with your feet flat on the ground, with your knees bent at 90 degrees. Alternatively, you can place your feet up on a bench a few inches apart with your toes turned inwards and touching.
  2. Hold a plate, dumbbell, kettlebell, or medicine ball securely above your head.
  3. Keep your elbows locked.
  4. Push your back down flat into the floor to isolate your abdominal muscles.
  5. Gently curl your shoulders forward and up off the floor.
  6. Continue to push down into the floor with your lower back.
  7. Raise your shoulders about four to six inches only.
  8. Hold and squeeze your abdominal muscles for a count of one.
  9. Return to the start position in a smooth movement.

Make sure the weight is held very securely!

Primary muscle group(s):
Abs
  1. Lie flat on your back with your feet flat on the ground, with your knees bent at 90 degrees. Alternatively, you can place your feet up on a bench a few inches apart with your toes turned inwards and touching.
  2. Place your hands lightly on either side of your head.
  3. Keep your elbows in  so that they are parallel to your body.
  4. Push your back down flat into the floor to isolate your abdominal muscles.
  5. Gently curl your shoulders forward and up off the floor.
  6. Continue to push down into the floor with your lower back.
  7. Raise your shoulders about four to six inches only.
  8. Hold and squeeze your abdominal muscles for a count of one.
  9. Return to the start position in a smooth movement.
Rest
0:00
next up
Alternate Heel Touches
Next
Alternate Heel Touches
Alternate Heel Touches exercise illustration
3 sets
30 reps
20 sec rest
Set 1 of 3
Rest before next set
Get ready
321GO
This is total reps per set!
Primary muscle group(s):
Obliques
Secondary:
Abs
  1. Lie on an exercise mat, with your back flat, knees bent and your feet flat on the floor slightly wider than shoulder-width apart.
  2. Fully extend your arms down the side of your body, palms facing in. This is the start position.
  3. Exhaling, crunch your torso forward and to the right until you can touch your right heel with your right hand. Hold for a count of one.
  4. Return to the starting position smooth motion, inhaling as you do so.
  5. Repeat the movement, this time to your left side.
  6. When you have completed the movement on both sides, you have done one repetition.
  7. Repeat.
Primary muscle group(s):
Abs
  1. Lie flat on your back with your feet flat on the ground, with your knees bent at 90 degrees. Alternatively, you can place your feet up on a bench a few inches apart with your toes turned inwards and touching.
  2. Place your hands lightly on either side of your head.
  3. Keep your elbows in  so that they are parallel to your body.
  4. Push your back down flat into the floor to isolate your abdominal muscles.
  5. Gently curl your shoulders forward and up off the floor.
  6. Continue to push down into the floor with your lower back.
  7. Raise your shoulders about four to six inches only.
  8. Hold and squeeze your abdominal muscles for a count of one.
  9. Return to the start position in a smooth movement.
Rest
0:00
next up
Flutter Kicks
Next
Flutter Kicks
Flutter Kicks exercise illustration
2 sets
50 reps
30 sec rest
Set 1 of 2
Rest before next set
Get ready
321GO
2 sets of 50, that's 100 in total! Then you're all done!
Primary muscle group(s):
Abs
Secondary:
Glutes & Hip Flexors
  1. Lie on a mat with your hands under your buttocks and raise your legs slightly, keeping knees straight and ankles together.
  2. Keep abs engaged and perform short kicks in an alternating fashion.
  3. Repeat as needed and then lower legs to the ground.
Workout done!
Exercises done
of 4
Total time
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