ex_JMAEIV

Watermarked 360p preview. Through the API this animation plays without the watermark at 600 × 720, 30 fps. See plans

Cardio · Body Weight

Rebounder in & Out Jacks

intermediatecardioMale & female model

Rebounder in & Out Jacks is an intermediate compound cardio exercise that works the cardiovascular system (cardio), with the adductors and shoulders assisting. It needs no equipment beyond your own body weight. A typical prescription is 1-3 rounds of 30-60 seconds, and it burns about 8.6 calories per minute.

Target
Cardiovascular System
Body part
Cardio
Equipment
Body Weight
Category
Cardio
Mechanic
Compound
Force
Push
Sets × reps
1-3 × 30-60 sec
Calories / min
≈ 8.6 kcal

Primary muscles

  • Calves
  • Abductors

Secondary muscles

  • Adductors
  • Shoulders

How to do Rebounder in & Out Jacks

  1. Stand in the middle of a rebounder with your feet together.
  2. Bounce your feet out wide.
  3. Bounce them back together.
  4. Repeat in a steady rhythm, adding arm swings if you like.

Form tips

  • Keep your knees soft.
  • Stay in the centre of the mat.

Rebounder in & Out Jacks alternatives

More cardiovascular system exercises

Rebounder in & Out Jacks FAQ

What muscles does Rebounder in & Out Jacks work?

Rebounder in & Out Jacks mainly works the cardiovascular system in the cardio. The adductors and shoulders work as secondary muscles.

What equipment do you need for Rebounder in & Out Jacks?

None. Rebounder in & Out Jacks is a body weight exercise, so you can do it at home or anywhere with enough space.

How many sets and reps of Rebounder in & Out Jacks should I do?

Start with 1-3 rounds of 30-60 seconds. Pick a load or variation where the last one or two reps are hard but your form stays clean.

Is Rebounder in & Out Jacks good for beginners?

It's rated intermediate. Beginners can work up to it once they control simpler cardio exercises.

How many calories does Rebounder in & Out Jacks burn?

About 8.6 calories per minute for a person of around 70 kg, based on a MET value of 7. Ten minutes of work is roughly 86 calories; heavier people burn more.

What is a good alternative to Rebounder in & Out Jacks?

Other exercises for the cardiovascular system include Battle Rope Double Arm Slams, Gym Elliptical Machine Normal Speed, Assault Airbike Normal Speed and Stationary Exercise Bike.

For developers

Use Rebounder in & Out Jacks in your app

Get this exercise and 1,900+ others from the WorkoutX API: 720p MP4 animations at 30 fps without the watermark, male and female models, muscles, instructions and form tips in 7 languages.

# One request returns the exercise and its 720p media links
curl "https://api.workoutxapp.com/v2/exercises/ex_JMAEIV" \
  -H "X-WorkoutX-Key: YOUR_API_KEY"

{
  "id": "ex_JMAEIV",
  "name": "Rebounder in & Out Jacks",
  "model": "male",
  "counterpartId": "ex_57HOVM",
  "target": "Cardiovascular System",
  "equipment": "Body Weight",
  "media": {
    "mp4": "https://…/ex_JMAEIV/mp4-720.mp4?…",
    "poster": "https://…/ex_JMAEIV/poster.jpg?…"
  }
}