Muscle outlines from Body Muscles by Ivan Vulović, Apache 2.0 — regrouped and recoloured for Muscle Train.
Start in a push-up position, body aligned. Balance on your fingertips, hands shoulder-width apart.
Warm up fingers beforehand. Start with low reps, gradually increasing. Engage your core. Build finger strength with fingertip planks first. Distribute weight evenly across fingers. Perform movements slowly and with control.
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