Aquatic Conditioning

Aquatic Step-Up

The aquatic step-up is a step-up onto a submerged platform that trains leg strength and balance. Water supports part of your body weight, reducing the load compared with stepping on land.

  • Beginner
  • Compound
  • Moderate injury risk
  • Rest 45 sec
Video by U.S. Masters Swimming on YouTube

How to do it

  1. Stand facing the submerged step, close enough to reach it comfortably with one foot.
  2. Place your whole leading foot on the step.
  3. Press through your leading foot to lift your body until that leg is straight.
  4. Place your trailing foot beside your leading foot on the step.
  5. Lower your trailing foot back to the pool floor slowly.
  6. Return your leading foot to the pool floor to finish the repetition.

Form cues

  • Keep your hips level.
  • Look ahead, not down.
  • Breathe out as you rise.

Common mistakes

  • Springing off the pool floorLet the leg on the step do most of the work rather than bouncing up from your trailing foot.
  • Knee falling inwardKeep your leading knee pointing in the same direction as your toes.
  • Step too highUse a lower step if you must hike your hip or swing your leg outward to reach it.

Safety

A shifting step or slippery surface can cause a fall and unexpected submersion. Fatigue or poor knee control can also strain the working leg.

  • Secure a purpose-built, nonslip pool step on a level floor before starting.
  • Choose water depth that lets you stand comfortably on the pool floor with your head well above water.
  • Keep a fixed rail or pool wall within reach for support.
  • Exercise with supervision if your balance or water confidence is limited.

If stepping causes knee or hip pain, use a lower step and ask a physiotherapist for guidance if pain continues.

Muscles worked

Front
Back

Primary muscles

  • Glutes
  • Quadriceps

Secondary muscles

  • Calves
  • Hip Abductors

Equipment

  • Submerged Pool Step

Sets and reps

Sets
2–3
Target
8–12 reps per leg
Rest
45 sec

Complete equal repetitions with each leg leading, prioritizing control over speed.

Variations