Flutter Kicks Exercise: Benefits, Technique, and Tips

Flutter kicks are a dynamic core workout that mainly strengthens the hip flexors and the lower abs. It’s also a popular exercise in most fitness programs that strengthens the legs, enhances overall endurance, and stability. As a beginner or a seasoned athlete, flutter kicks are simple to add to your workout routine to develop the core and burn extra fat.

What are Flutter Kicks?

Flutter kicks are a weight-free exercise that consists of small, fast leg movements in a back-and-forth way with the core. The movement simulates a swim kick and is generally done when lying on your back. It’s a great option to develop core strength, enhance endurance, and shape the area of the lower abs.

Muscles Involved

Flutter kicks generally focus on the following muscle groups:

• Abdominis rectus (anterior abdominal muscles)
• Transverse abdominis (deep core stabilizers)
• Hip flexors that include iliopsoas
• Quadriceps (front thigh muscles)
• Lower back (spinal stabilizers)

Benefits of Flutter Kicks

1. Tightens Core Muscles
   Flutter kicking activates and develops both deep and superficial core muscle strength, enhancing trunk stability.
2. Enhances Hip Flexor Strength
   This exercise stimulates the hip flexors, which are highly involved in walking, running, and kicking.
3. Increases Endurance
   Exercising flutter kicks over a longer period of time enhances muscular endurance in the legs and the lower abs.
4. Burns Calories
   Being a high-repetition exercise, flutter kicks are able to increase your heart rate, burning calories and boosting fat loss.
5. Minimum Equipment Required
   You can do flutter kicks on a mat or soft surface, which makes it a convenient home or travel exercise.

Flutter Kicks Exercise Video

How to do Flutter Kicks?

Initial Position
Place yourself on a yoga mat or a flat surface on your back.

• Keep legs straight and arms at the sides (or put hands under glutes to support lower back).
• Hold your head, neck, shoulders, and legs a bit raised from the ground (about 4–6 inches).
• Start to move your legs upwards and downwards in a fluttering motion.
• Maintain a fast but deliberate movement.
• Keep your feet off the ground.
• Keep your core contracted and don’t let your back round.

Duration

• Beginners: 20–30 seconds or 10–15 reps per leg
• Intermediate: 30–45 seconds
• Extended to 60+ seconds or until exhaustion

Common Mistakes to Avoid

• Arching the back: To avoid strain, keep your core engaged and push your lower back into the floor.
• Holding breath: During the entire activity, maintain a constant breathing pattern.
• Raising legs too high: Maintain kicks within a small range of motion (6–12 inches).
• Rapid or uncontrolled movements are best done by doing flutter kicks under control to achieve effectiveness and safety.

Modifications and Variations

Simplified Changes

• Keep your knees slightly bent to minimize strain on the hip flexors.
• Keep your shoulders and head on the floor to minimize neck strain.

Advanced Variations

• Add ankle weights to create greater resistance.
• Do flutter kicks in a hollow body position.
• Add a crunch or leg raise for increased intensity.

When to Avoid Flutter Kicks

Consult a physiotherapist or fitness instructor before undertaking flutter kicks if you have:

• Lower back pain or injury
• Hip flexor strain
• Diastasis recti, in particular

Tips for Best Results

• Warm up your body prior to commencing the workout.
• Include flutter kicks along with the following core exercises: planks, leg raises, Scissor Kicks and Russian twists.
• Be consistent—repeat the exercise 3–4 times a week.
• Prioritize form over speed to avoid injury and to engage the core.

How many flutter kicks should I do?

How many flutter kicks you do depends on where you’re starting from from a fitness standpoint and where you’re going. Follow these guidelines:

🔰 Beginner

• Reps: 10–15 per leg
• Time: 20–30 seconds
• Sets: 2–3 sets
• Rest: 30–60 seconds between sets

Tip: Keep it slow and keep it proper with your back pressed into the ground.

🔁 Intermediate

• Reps: 20–30 per leg
• Time: 30–45 seconds
• Sets: 3–4 sets
• Rest: 30 seconds between sets

Tip: Incorporate flutter kicks into a circuit workout with a group of core exercises.

🔥 Advanced

• Reps: 40–50+ per leg or until fatigue
• Time: 60+ seconds
• Sets: 4–5 sets
• Rest: Minimal rest (15–30 seconds)

Tip: Add weights to the ankle or pair with a hollow hold to make it harder.

🎯 Goal-Based Recommendations

Goal	Recommendation
Core Strength	3 sets of 20–30 reps per leg
Fat Loss / HIIT	30–60 seconds, part of cardio circuit
Endurance	60–90 seconds, multiple rounds
Rehabilitation / Low Impact	10–12 reps per leg, slow pace, focus on control

✅ Best Practice:

Begin with a number that feels challenging but achievable, and build your reps or hold time as you build strength and endurance.

Flutter Kicks vs. Scissor Kicks

Flutter Kicks versus Scissor Kicks – Though the two exercises appear to mimic each other and engage your core and lower body, they possess unique differences in technique, muscle focus, and training target. Below is a comprehensive analysis.

🔍 Flutter Kicks vs. Scissor Kicks: Quick Overview

Feature	Flutter Kicks	Scissor Kicks
Movement Pattern	Legs move up and down alternately	Legs move side to side, crossing over each other
Speed	Typically faster and continuous	Generally slower and more controlled
Range of Motion	Small vertical range (6–12 inches)	Wider horizontal range (legs cross at the midline)
Core Focus	Emphasizes lower abs and hip flexors	Emphasizes inner thighs, lower abs, and obliques
Difficulty	Moderate (easier to sustain)	Slightly more challenging (due to adductor work)
Muscles Worked	Rectus abdominis, hip flexors, quads	Rectus abdominis, obliques, hip adductors

🏋️‍♂️ Muscle Focus

Flutter Kicks Work:

• Lower rectus abdominis (lower abs)
• Hip flexors (iliopsoas)
• Quadriceps
• Lower back stabilizers

Scissor Kicks Work:

• Lower abs
• Obliques (due to crossing motion)
• Inner thigh muscles (hip adductors)
• Hip flexors

✅ Pros & Cons

Exercise	Pros	Cons
Flutter Kicks	Easy to learn, good for cardio, improves core stamina	Less oblique and inner thigh activation
Scissor Kicks	Better for inner thigh tone and core rotation	Slightly more difficult to maintain good form

🧠 When to Use Each

Goal	Recommended Exercise
Core endurance & fat burning	Flutter Kicks
Inner thigh toning	Scissor Kicks
Core strength & control	Scissor Kicks
Beginner core routine	Flutter Kicks
Oblique engagement	Scissor Kicks

🧩 Pro Tip

For a well-rounded core workout, include both:

• Start with flutter kicks for endurance and warm-up.
• Add scissor kicks for control and inner core work.

Conclusion

Flutter kicks are a quick and effective exercise to work the core, build endurance, and assist in burning fat. Using proper form and doing it consistently can enhance any fitness regimen if you’re training in or out of the gym. Be sure to listen to your body and adjust the intensity or time if necessary to suit your fitness level.

FAQs

References:

• How to do flutter kicks | Step-by-Step | The Gym Group. (n.d.). https://www.thegymgroup.com/exercises/abs-and-core-exercises/how-to-do-flutter-kicks/
• How to do flutter kicks: form, muscles worked & techniques. (n.d.). SQUATWOLF. https://squatwolf.com/blogs/fitness/how-to-do-flutter-kicks-correctly
• Daisy. (2021, June 3). Flutter Kicks | Illustrated Exercise guide. SPOTEBI. https://spotebi.com/exercise-guide/flutter-kicks/