Core / AbsIntermediate
RKC Plank
A high-tension forearm plank where the elbows pull toward the toes and the glutes and quads contract maximally. It creates a much harder anti-extension demand in a shorter hold.
Primary muscles
- Abs (Rectus Abdominis)
- Transverse Abdominis
Secondary muscles
- Obliques
- Glutes (Gluteus Maximus)
- Quadriceps
- Lats (Latissimus Dorsi)
- Sets
- 3–4
- Duration
- 10–20 sec
- Rest
- 45–60s
How to perform
This information is general fitness guidance, not medical advice. Stop if you feel pain and consult a qualified professional.