Muscle outlines from Body Muscles by Ivan Vulović, Apache 2.0 — regrouped and recoloured for Muscle Train.
Targets: Upper abs (primary), obliques (stabilization). Bodyweight exercise. Beginner to intermediate strength.
Position fingertips lightly behind your ears or cross your arms Limit range of motion; feel the abdominal squeeze Control your movement with a slow, rhythmic tempo Exhale during the crunch, inhale as you lower
MuscleTrain is actively being built. If something looks broken, or you have a suggestion, let us know — it really helps shape the app.