Let’s Universe

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Step jack

Also called low-impact jumping jack, side step with arm raise

Works
  • Heart and lungs · cardiovascular system
  • Side of the shoulder · lateral deltoid
  • Side of the hip · gluteus medius and minimus
Needs
No equipment

Setup

Stand with feet together and arms by your sides.

Steps

  1. Step one foot out to the side and lift both arms out and up.
  2. Step back and lower your arms.
  3. Step out with the other foot. Each step out counts as one rep.

Breathing

Breathe in a steady rhythm. At an easy pace you can still say a short sentence.

Where you feel it

Warmth in your legs and shoulders, and faster breathing.

Common mistakes

  • Shrugging the shoulders.
  • Holding the breath.

When to stop

Stop if you feel sharp pain, pain in a joint, dizziness or numbness.

Your record