
jack burpee
Système cardiovasculairePoids du corps

Étape 1: Stand with your feet shoulder-width apart.
Étape 2: Bend your knees and lower your body down as if you were sitting back into a chair.
Étape 3: Keep your chest up and your weight in your heels.
Étape 4: Pause for a moment at the bottom, then push through your heels to return to the starting position.
Étape 5: Repeat for the desired number of repetitions.





