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Ab Killer 1

17 min
 · 
6 exercises
Bicycles
3 sets
20 reps
Reverse Crunch
3 sets
20 reps
Double Crunches
3 sets
20 reps
Leg Pull-In Knee-ups
3 sets
20 reps
Cross Body Mountain Climbers
3 sets
20 reps
Plank
3 sets
30 secs
This Ab Killer 1 17 min gym workout plan effectively targets your abs. Easily follow this workout with confidence on your phone or printable exercise program with our clear exercise demonstrations. You can also look up step-by-step instructions for each of the 6 exercises and see which muscle groups they target. Enjoy!

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Ab Killer 1
17 min
 · 
6 exercises
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Bicycles
3 sets
20 reps
Set 1 of 3
Rest before next set
Get ready
321GO
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.

Primary muscle group(s):
Abs
  1. Lie on your back. Bring your knees up to a 90-degree angle. Shins should be parallel to the floor. Place your hands behind your head and bring your shoulders off the ground.
  2. Exhale and contract your abdominals. Bring your head towards your knees while moving your knees toward your chest.
  3. Pause and return to the starting position.
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
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.
Reverse Crunch
3 sets
20 reps
Set 1 of 3
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs
  1. Lie flat on an exercise mat on the floor.
  2. Extend your legs fully and place your hands palms down, flat on the floor beside you.
  3. Keeping your feet together, draw your knees up towards your chest, until your thighs are at 90 degrees to the floor and your calves are parallel to it. This is the start position.
  4. As you inhale, curl your hips up off the floor while bringing your knees further towards your chest.
  5. Continue the movement until your knees are touching your chest, or as far as comfortable.
  6. Hold for a count of one.
  7. In a controlled movement, return your legs to the start position, exhaling as you do so.
  8. Repeat.
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors
  • Lie on your back on a flat bench.
  • Reach overhead and grab the top of the bench with both hands.
  • Brace your abdominal muscles.
  • Straighten your legs and lift them up. Stop when they are above parallel.
  • Contract your abdominals as you bend your knees and bring your legs up and towards the top of the bench.
  • Pause then slowly release your legs to the starting position, making sure to keep the contraction in your abdominals.
Primary muscle group(s):
Abs
Secondary:
Lower Back
  1. Lie on your back on a mat with hands under your lower buttocks on either side to support your pelvis.
  2. Legs straight out in front of you, ankles together and feet slightly off the floor.
  3. Keep your knees straight and raise your legs by flexing the hips until they are completely flexed.
  4. Return to starting position.
Primary muscle group(s):
Abs
Secondary:
Lower Back
  1. Lie flat with hands under your buttocks.
  2. Keep your knees together and pull them in towards you while moving your torso towards them (lift your head, neck and shoulders up).
  3. Hold and then slowly return to starting position.
Double Crunches
3 sets
20 reps
Set 1 of 3
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs
  1. Lie on your back. Bring your knees up to a 90-degree angle. Shins should be parallel to the floor. Place your hands behind your head and bring your shoulders off the ground.
  2. Exhale and contract your abdominals. Bring your head towards your knees while moving your knees toward your chest.
  3. Pause and return to the starting position.
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.

Primary muscle group(s):
Abs
Secondary:
Glutes & Hip Flexors
  1. Lie flat on an exercise mat, extending your arms straight back behind your head.
  2. Fully extend your legs also. This is the start position.
  3. Bend at your waist and at the same time, raise your legs and arms to meet in a closed jackknife position. Exhale as you do this.
  4. At this point, your legs should remain fully extended at between 35-45 degrees from the floor.
  5. Your arms should be fully extended, parallel to your legs.
  6. Your upper body should be raised off the floor.
  7. Return to the start position by lowering your arms and legs back to the floor, exhaling as you do so.
  8. Repeat.
Leg Pull-In Knee-ups
3 sets
20 reps
Set 1 of 3
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs
Secondary:
Lower Back
  1. Lie flat with hands under your buttocks.
  2. Keep your knees together and pull them in towards you while moving your torso towards them (lift your head, neck and shoulders up).
  3. Hold and then slowly return to starting position.
Cross Body Mountain Climbers
3 sets
20 reps
Set 1 of 3
Rest before next set
Get ready
321GO
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.

Plank
3 sets
30 secs
Set 1 of 3
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs
  1. Get into a face down position on the floor supporting your upper body on your forearms. Your elbows should be bent at 90 degrees.
  2. Extend your legs straight out behind you, supporting them on your toes and balls of your feet.
  3. Keep your body in a straight line by tightening your abdominal and oblique muscles.
  4. Hold for as long as possible.

For extra balance training and core strengthening, you can lift one arm or leg.

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