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Glute exercise · Isolation

Fire Hydrant

On all fours with the knee bent, you lift one leg out to the side until the thigh is about level with the floor, training the side of your glutes and the abductors.

Primary muscles
Glutes, Abductors
Difficulty
Beginner
Logged as
Reps
Fire Hydrant (Bodyweight)

Loads from YouTube only when you press play. The video is by an independent creator.

Why do it

Fire hydrants train the outer hip from a kneeling position, where your hands and one knee give you a stable base. They're a common warm-up for squats and lunges and fit easily into home workouts. Compared with a donkey kick, the leg moves out to the side instead of back, so the work shifts from extending the hip to moving it outward. A loop band above the knees adds resistance once bodyweight reps get easy.

How to do it

  1. Start on all fours with your hands under your shoulders and your knees under your hips.

  2. Keeping the knee bent at 90 degrees, lift one leg out to the side until the thigh is about parallel to the floor.

  3. Pause at the top without leaning your torso to the other side.

  4. Lower slowly without touching the floor, then switch legs after the set. Keep your arms straight and your core braced throughout.

Common mistakes

Leaning your body away

Shifting your weight to the opposite side makes the leg look higher without more hip work. Keep your weight centered and your torso square to the floor.

Rotating your hips open

Turning your pelvis to follow the leg lets your back help lift it. Keep both hips facing the floor and accept a smaller range.

Letting the leg drop between reps

Resting the knee on the floor gives the muscle a break each rep. Lower slowly and keep the knee just off the floor until the set is done.

Sets, reps and progression

How many sets you do and how close to failure you take them depend on your goal and your week, not on the exercise. These guides cover it:

  • How Many Sets Per Week to Build Muscle
  • How Close to Failure Should You Train?
  • How Much Weight to Add and When to Add It

Alternatives that train the same thing

Same movement, a different angle or piece of equipment.

Glute Kickback

Machine, Cable

One leg at a time, with a load you can add to in small steps.

Programs and guides that use it

How to Grow Your Glutes: Exercises, Sets, 3-Day Plan