Workout 4 is a moderate cardio workout led by Natalia Gunnlaugs on StarFit. It contains 44 exercises and lasts 26 minutes, targeting full_body, core, shoulders, spine, chest, hamstrings, glutes, quads, hips, arms, lower_back, triceps, cardiovascular, hip_flexors.

Workout 4
HIIT Blast is an intense, high-energy workout program designed for intermediate to advanced athletes ready to take their fitness to the next level. With 10 sessions, each lasting 20 to 30 minutes, this program targets all major muscle groups, combining fast-paced intervals to burn fat, tone muscles, and enhance strength and endurance. Whether you’re looking to burn fat, sculpt lean muscle, or boost your overall fitness, HIIT Blast delivers real, noticeable results. If the intensity feels overwhelming, you can scale down the movements or take a few extra seconds between intervals, but the key is to push through and complete each session for maximum results.
Workout Details
Duration
25:50
Energy Level
moderate
Exercises
44
Category
Cardio
Target Areas
What's Inside
44 exercises · 26 min

Natalia Gunnlaugs
Form-Focused
Exercises in This Workout
- 1Warm-up: Plank Walkouts27slowfull bodycore
- 2Warm-up: Down Dog to Up Dog Flow50slowshoulderschest
- 3Warm-up: Bird Dogs2 minlowcoreshoulders
- 4Warm-up: Alternating Reverse Lunges33slowquadsglutes
- 5Rest24slow
- 6Reverse Lunge with Shoulder Raise (Left Leg)26smediumquadsglutes
- 7Reverse Lunge with Shoulder Raise (Right Leg)23smediumquadsglutes
- 8Rest16slow
- 9Hinged Step Backs with Overhead Reach - Round 142shighshouldersarms
- 10Rest18slow
- 11Burpees - Round 143shighfull bodychest
- 12Rest21slow
- 13Alternating Reverse Lunge with Shoulder Raise - Round 239smediumquadsglutes
- 14Rest15slow
- 15Hinged Step Backs with Overhead Reach - Round 245shighshouldersarms
- 16Rest18slow
- 17Burpees - Round 243shighfull bodychest
- 18Rest40slow
- 19Push-up to Down Dog Toe Tap - Round 146shighchestshoulders
- 20Rest15slow
- 21High Plank Jumps - Round 142shighcoreshoulders
- 22Rest16slow
- 23Low Plank Hold - Round 144smediumcoreshoulders
- 24Rest15slow
- 25Push-up to Down Dog Toe Tap - Round 249shighchestshoulders
- 26Rest14slow
- 27High Plank Jumps (Out, In, Forward, Back) - Round 242shighcoreshoulders
- 28Rest17slow
- 29Low Plank Hold - Round 243smediumcoreshoulders
- 30Rest42slow
- 31Low to High Plank - Round 146shigharmstriceps
- 32Rest12slow
- 33Plank Hip Dips - Round 145smediumcoreshoulders
- 34Rest17slow
- 35Mountain Climber Burpee Combo - Round 146shighfull bodycardiovascular
- 36Rest26slow
- 37Low to High Plank - Round 232shigharmstriceps
- 38Rest14slow
- 39Plank Hip Dips - Round 246smediumcoreshoulders
- 40Rest14slow
- 41Mountain Climber Burpee Combo - Round 247shighfull bodycardiovascular
- 42Cool-down: Spinal Twists45slowspinelower back
- 43Cool-down: Scorpion Stretch2 minlowshoulderschest
- 44Cool-down: Child's Pose32slowlower backhips
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Frequently Asked Questions
How long is Workout 4?
This workout is 26 minutes long and includes 44 exercises. It is a moderate intensity Cardio workout led by Natalia Gunnlaugs.
What body parts does this workout target?
This workout targets full body, core, shoulders, spine, chest, hamstrings.
Do I need equipment for this workout?
No equipment needed. This is a bodyweight workout you can do at home.
Is this workout suitable for beginners?
Yes, this moderate workout is accessible for beginners. The trainer provides form cues and modifications throughout.





