Groiners

Stretching · No equipment · Intermediate

How to do it

Begin in a pushup position on the floor. This will be your starting position.
Using both legs, jump forward landing with your feet next to your hands. Keep your head up as you do so.
Return to the starting position and immediately repeat the movement, continuing for 10-20 repetitions.

Works

Adductors

When to stop

Stop and rest if you feel chest pain or pressure, are more short of breath than you'd expect, feel dizzy or faint, or have sudden pain. If chest pain or faintness doesn't pass when you rest, call 911.

Photos and steps from free-exercise-db (public domain). Back to your plan