Double-Unders
A jump rope skill where the rope passes under the feet twice per jump. Develops coordination, calf power and conditioning.
Primary muscles
- Calves (Gastrocnemius)
- Soleus
- Cardiovascular System
Secondary muscles
- Quadriceps
- Forearm Flexors
- Front Delts
- Sets
- 3–6
- Reps
- 10–50
- Rest
- 45–90s
How to perform
This information is general fitness guidance, not medical advice. Stop if you feel pain and consult a qualified professional.