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lying on back waterbottle chest expander

Strengthens chest, back

ChestBeginnerStrengthIsolation

At a glance

Muscles workedPrimary: chest (pectorals). Secondary: triceps, shoulders
Muscle groupChest
DifficultyBeginner
TypeStrength · Isolation
Sets & reps3 sets × 10-12 reps
Estimated calories burned~30 kcal

How to do it

  1. Step 1: Setup — get into the starting position for lying on back waterbottle chest expander.
  2. Step 2: Engage your core and set your posture.
  3. Step 3: Perform the movement with control through the full range.
  4. Step 4: Squeeze the target muscles at the peak of the movement.
  5. Step 5: Return slowly to the start and repeat for the prescribed reps.

Equipment

Coaching tips

Benefits

Strengthens chest, back

Common mistakes

Using momentum instead of controlled muscle engagement

Make it harder

Increase weight or slow the tempo

Make it easier

Use a lighter weight or reduce reps

Breathing

Exhale on effort, inhale on return

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General fitness and nutrition information, not medical advice. Check with a qualified professional before starting a new exercise or diet plan, especially if you have an injury or health condition.