Seal jacks
A jumping jack variation that claps your arms together in front of you to open your chest and shoulders as your heart rate rises.
BeginnerNo equipmentHigh impactSuggested: 30 sec
How to do it
- Stand with your feet together and your arms straight out in front of you at shoulder height.
- Jump your feet out wide as you open your arms out to the sides.
- Jump your feet back together as you bring your palms together in front of your chest.
- Keep a quick, steady rhythm.
Form tips
- Keep your arms at shoulder height the whole time.
- Step out one foot at a time for a lower-impact version.
Muscles worked
ShouldersChestCalvesUpper backInner thighs