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Monday Ab Day

25 min
 · 
12 exercises
Bosu Ball Leg Pull-ins
2 sets
20 reps
Bosu Ball Mountain Climbers
2 sets
20 reps
Bosu Ball Plank
2 sets
20 reps
Bosu Ball Plank Leg Lifts
2 sets
20 reps
Bosu Ball V-ups
2 sets
20 reps
Kettlebell Windmills
2 sets
20 reps
Weighted Russian Twists
2 sets
20 reps
Bird Dogs
2 sets
20 reps
Bosu Ball Leg Pull-ins
2 sets
20 reps
Standing Side Bends
2 sets
20 reps
Standing Cross-body Crunches
2 sets
20 reps
Windshield Wipers
2 sets
20 reps
This Monday Ab Day 25 min-minute gym workout plan effectively targets your abs and back. 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 12 exercises and see which muscle groups they target. Enjoy!

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Monday Ab Day
25 min
 · 
12 exercises
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Bosu Ball Leg Pull-ins
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors, Lower Back
  • Place a BOSU Ball on the ground with the blue rubber side facing up. Carefully, sit yourself in the middle of the BOSU Ball and place your hands by your side for balance. Bring your knees towards your chest and hold this position.
  • Slowly, extend your legs out while keeping a slight bend in your knees. Simultaneously, lean back while focusing the contraction on your core. Keep your balance with your elbows and forearms. Pause, hold the contraction, then return to the starting position.
  • Repeat.
Bosu Ball Mountain Climbers
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Chest, Shoulders, Triceps
  • Place a BOSU Ball on the ground with the blue rubber side facing down. Carefully, place a hand on each side. Take a push-up position. Make sure your core is tight and hips are level.
  • Bring your left knee up and towards your chest. Focus on contracting your core. Return your foot to the ground and repeat on the other side.
  • Continue alternating until the set is finished.
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):
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.
Bosu Ball Plank
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors
  • Place a BOSU Ball on the ground with the blue rubber side facing up. Carefully, place your elbows on each side of the rubber side. Take a push-up position. Make sure your feet are together, core is tight and hips are level.
  • Brace your body on the BOSU Ball while focusing the entire contraction in your core. Keep hips from dipping by driving them up at a slight angle if you feel yourself dropping.
  • Hold this position for the entire set.
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.

Primary muscle group(s):
Abs
  1. Lie down on a padded surface. Have your arms extended above your head with your feet straight out in front of you. Point the toes down and forward.
  2. Begin the movement by contracting the core. Simultaneously, move the hands and feet up. Keep the legs and arms straight.
  3. With your gaze straight ahead, bring your chest and legs off of the ground, focusing all of the tension in your core. Hold this position for as long as you can. Afterward, slowly return to the starting position.
Bosu Ball Plank Leg Lifts
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Glutes & Hip Flexors
Secondary:
Hamstrings, Shoulders
  • Place a BOSU Ball on the ground with the blue rubber side facing up. Carefully, place your elbows on each side of the rubber side. Take a push-up position. Make sure your feet are together, core is tight and hips are level.
  • Slowly, raise your left foot up in the air. Pause, feel the contraction in your glutes and hip flexors then slowly descend. Repeat on the other side.
  • Continue alternating until the set is finished.
Primary muscle group(s):
Abs
Secondary:
Glutes & Hip Flexors
  1. Lie on a mat and position yourself in a plank position. Place your elbows on the floor beneath your shoulders. Your toes should touch the floor and your torso should be lifted in a straight line.
  2. Engage your core muscles and lift one foot off the floor. Keep the rest of your body as still as you can. Your heel should lift until it is in line with your buttocks.
  3. Slowly lower the leg to the starting position and repeat with the other leg.
Primary muscle group(s):
Glutes & Hip Flexors
Secondary:
Abs
  1. Position yourself on all fours on a mat.
  2. Position your hands underneath your shoulders and place your knees under your hips.
  3. Keep your right knee bent at 90 degrees and flex the foot as you lift the knee until it is level with the hip.
  4. Lower the knee without touching the floor and repeat the lift.
  5. Once you’ve completed the reps on the right leg, switch legs.
Bosu Ball V-ups
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs
Secondary:
Glutes & Hip Flexors
  • Place a BOSU Ball on the ground with the blue rubber side facing up. Carefully, sit yourself in the middle of the BOSU Ball and place your hands behind you for balance. Bring your legs together and extend them in front of you. Contract your core and bring your feet off the ground. This is the starting position.
  • Slowly, bring your feet toward the ceiling and your upper thighs toward your body. Pause at the top of the movement. Your body will form a “V” shape. Focusing on the contraction, lower your legs but do not allow them to touch the floor.
  • Repeat.
Kettlebell Windmills
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors, Hamstrings, Shoulders, Triceps
  1. Safely clean and press a kettlebell overhead.
  2. Keep the kettlebell above you. Your elbow should be locked out.
  3. Now push your butt toward the arm with the kettlebell. Bend from the hips, reaching for the floor with the opposite hand. Keep your gaze on the kettlebell during the movement.
  4. Once you touch the floor, pause, make sure the arm is still locked out, and return to the starting position.
Weighted Russian Twists
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Biceps, Forearms, Lower Back
  1. Sit on an exercise mat with your legs fully extended and your upper body upright.
  2. Grip a weight plate between both hands.
  3. Hold the plate out in front of your abdominals keeping your arms bent slightly.
  4. Cross your your ankles and raise them off the floor slightly.
  5. Bend your knees towards you slightly.
  6. Lean back about 15 degrees to balance your body. This is the start position.
  7. In a smooth motion,turn your torso to the left and touch the plate on the floor. Make sure you exhale as you do this.
  8. Return to the start position inhaling as you do so.
  9. Repeat the same movement, this time to your right side, again exhaling as you do so.
  10. Return to start position and repeat.

When performing this exercise, use smooth controlled movements. Jerking or using momentum to swing the weight can cause serious lower back injury.

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.

Bird Dogs
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Lower Back
Secondary:
Glutes & Hip Flexors
  1. Position yourself on all fours with knees underneath the hips and wrists under the shoulders.
  2. Engage your abs and keep your spine neutral, pulling the shoulder blades towards the hips.
  3. Lengthen the left leg until it is straight out and in line with your hips while simultaneously raising and straightening your right arm until it is parallel to the floor. Keep your head and shoulders aligned at all times.
  4. Gently lower your arm and leg back to the starting position and alternate with the other arm and leg.
Primary muscle group(s):
Glutes & Hip Flexors, Upper Back & Lower Traps
Secondary:
Lower Back, Shoulders
    1. Lay on a yoga/exercise mat or towel with your arms outstretched, palms down in front of you, and your legs outstretched with your soles facing up.
    2. Simultaneously lift your right arm and left leg off the floor.
    3. When you reach your flexion point, hold for a second before slowly lowering back down to the floor.
    4. Repeat the same movement with your left arm and right leg.

 

 

 

Primary muscle group(s):
Glutes & Hip Flexors
Secondary:
Abs
  1. Position yourself on all fours on a mat.
  2. Position your hands underneath your shoulders and place your knees under your hips.
  3. Keep your right knee bent at 90 degrees and flex the foot as you lift the knee until it is level with the hip.
  4. Lower the knee without touching the floor and repeat the lift.
  5. Once you’ve completed the reps on the right leg, switch legs.
Bosu Ball Leg Pull-ins
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
Secondary:
Glutes & Hip Flexors, Lower Back
  • Place a BOSU Ball on the ground with the blue rubber side facing up. Carefully, sit yourself in the middle of the BOSU Ball and place your hands by your side for balance. Bring your knees towards your chest and hold this position.
  • Slowly, extend your legs out while keeping a slight bend in your knees. Simultaneously, lean back while focusing the contraction on your core. Keep your balance with your elbows and forearms. Pause, hold the contraction, then return to the starting position.
  • Repeat.
Standing Side Bends
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Obliques
Secondary:
Abs
  1. Stand straight, your feet shoulder width apart, while holding a dumbbell in your left hand with your palm facing in to your body.
  2. Place your right hand on your waist, palm facing in. This is the start position.
  3. Keeping your back and head straight, bend only from your waist to the right. Inhale as you bend.
  4. Continue as far as possible, then hold for a count of one.
  5. Return to the start position, exhaling as you do so.
  6. Repeat the movement this time bending to the left and returning to the start position.
  7. Complete all repetitions holding the dumbbell with your left hand before changing hands.

This exercise can be performed with a kettlebell or a plate weight.

Primary muscle group(s):
Obliques
  1. Lie on a padded surface on your left side. Stack your legs and bring your right hand behind your head. Lie your left arm in front of you or across your body. Brace your core.
  2. Pulling from the obliques, bring your elbow up and towards your feet. Do NOT pull yourself with your hand.
  3. Pause and feel the contraction in your obliques then slowly return to the starting position.
Standing Cross-body Crunches
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
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.

Windshield Wipers
2 sets
20 reps
Set 1 of 2
Rest before next set
Get ready
321GO
Primary muscle group(s):
Abs, Obliques
  1. Lie on an exercise mat, keeping your back flat with no arching of the spine.
  2. Extend your arms out beside you at shoulder level, with your palms pressed firmly to the floor. Your upper body should form a “T” shape.
  3. Raise your feet off the floor by bending your hips and knees to 90 degree angles. This is the start position.
  4. As you exhale, rotate both your thighs to one side until the outer thigh touches the ground or until you feel a stretch in your abs and lower back.
  5. Pause briefly, then rotate to the other side without pausing in the start position.
  6. When you have rotated to both sides, that is one repetition.
  7. Repeat for the desired number of repetitions.

This exercise has 3 levels of difficulty: Beginner – with the knees and hip bent as described above; intermediate – feet up with knees at 90 degrees but the hips remaining in a neutral position; advanced –legs straight and hips bent at 90 degrees so your body forms an “L”.

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.
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