Plank Shoulder Tap

Muscles worked

Main muscles
- External Obliques
- Internal Obliques
- Rectus Abdominis
- Transverse Abdominis
Also working
- Anterior Deltoid
- Gluteus Medius
- Serratus Anterior
What it is
In a high plank, you lift one hand to tap the opposite shoulder, then switch. Lifting a hand forces the core to resist rotation. Widen the feet to make it easier.
Technique tips
- Hands under shoulders, feet hip-width
- Tap the opposite shoulder
- Keep the hips still
- Move slowly and alternate
How to track your progress
Log reps, and add the extra load if you wear a belt or a vest. Straddly counts your bodyweight in the estimated max, so added weight and extra reps both show up as progress, and new records are flagged during the session.