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core stability · beginner · mat
Alternating Superman
spinal erectorsglutesposterior chain
0.0s / 9.2s
Working now
Erector Spinae
15%
Glutes
10%
Hamstrings
10%
Deltoids
10%
Trans. Abdominis
15%
Trans. Abdominis 15% — deep, not shown on the figure
Sets
2
Reps
10 alternating lifts
Hold
1–2 sec per lift
Rest
45 sec
The floor does the balancing that bird-dog's knees-and-hands base demands — master the quiet trunk here first.