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crunches — video demonstration

Crunches: step-by-step guide with video, three form cues, common mistakes and how many reps to start with. Beginner bodyweight abs exercise, no equipment.

watch for these things

  • Exhale fully as you lift, drawing your lower ribs toward your hips like closing an accordion.
  • Keep a fist-sized gap between chin and chest so your neck stays long throughout.
  • Reach your fingertips toward your knees, lifting only until your shoulder blades clear the floor.

→ full crunches guide — step-by-step instructions, muscles worked & all form tips

watch next

sit-ups halfway up: knees bent, feet flat, hands lightly behind the head ▶ sit-ups — video plank on forearms: elbows under shoulders, body straight from head to heels ▶ plank — video mountain climbers in high plank: one knee driven toward the chest, hips level ▶ mountain climbers — video bicycle crunches mid-twist: elbow reaching toward the opposite knee, other leg extended ▶ bicycle crunches — video leg raises top position: lying flat, straight legs pointing up at the ceiling ▶ leg raises — video hollow hold: shoulders and straight legs lifted, lower back pressed flat ▶ hollow hold — video

train it, don’t just watch it

crunches is one of 1,300+ exercises in the wandelbar app — answer a few questions, get a personal 90-day bodyweight plan with a guided video session every day, and it reshapes itself after every workout. free for 7 days.

train with a plan that adapts.

350+ exercises, guided sessions, zero equipment needed.

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