What should I feel during Mountain Climbers?

Core resists sag while hip flexors move fast.

What are common mistakes with Mountain Climbers?

Hips piking high; Hands drifting forward

How do I progress Mountain Climbers?

Increase cadence only when plank line stays rigid.

Mountain Climbers

High plank, ribs down, drive one knee at a time under chest.

family=mountain climberspattern=conditioningmechanic=compoundequipment=body_weight

Muscles

muscle emphasis · training guidance

absPRIME

hip flexors68

quads56

delts44

Primary: abs
Supporting: hip flexors, quads, delts

Mechanics

Pattern: conditioning
Equipment: bodyweight
Geometry: 180° Core Alignment
Target feel: Core resists sag while hip flexors move fast.
Progression: Increase cadence only when plank line stays rigid.
Regression: Slow the reps or use incline hands.

Watch for

Hips piking high
Hands drifting forward

Equipment context

Bodyweight exercises need no equipment, but progression depends on leverage and position rather than added load.

Substitutions

Dead bug
Bear crawl
Plank

See all 24 abs exercises in the Atlas

Progression ladder

Beginner / regression: Slow the reps or use incline hands.
Standard: Mountain Climbers
Advanced / progression: Increase cadence only when plank line stays rigid.

Atlas metrics

Movement pattern: conditioning
Primary target: abs
Supporting muscles: hip flexors, quads, delts
Equipment: bodyweight
Joint geometry: 180° Core Alignment
Alternatives: 3 substitutions

Evidence & limits

Last reviewed against peer-reviewed biomechanics references. Exercise descriptions are framed as training guidance, not medical advice.

Source: ExRx.net Exercise & Muscle Directory

Eccentryx is fitness software. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease, injury, or medical condition. Consult a licensed physician before beginning any exercise program.

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Range of Motion Reference

FAQ

How do I set up Mountain Climbers?: High plank, ribs down, drive one knee at a time under chest.
What should I feel during Mountain Climbers?: Core resists sag while hip flexors move fast.
What are common mistakes with Mountain Climbers?: Hips piking high; Hands drifting forward
How do I progress Mountain Climbers?: Increase cadence only when plank line stays rigid.
What can I do instead of Mountain Climbers?: Dead bug, Bear crawl, Plank