TRX Glute Bridge
What Is the TRX Glute Bridge?
TRX Glute Bridge is a compound exercise that primarily targets the glutes and hamstrings and also engages the lower back muscles and the adductors. It is a beginner-level movement for anyone who already owns a solid floor bridge: you lie on your back with your heels in the foot cradles of a suspension trainer, knees bent, and lift your hips until your body forms a straight line from shoulders to knees.
Hanging the heels in the straps changes what a bridge asks of the body. The cradles have no fixed point to push against, so the knees want to straighten and the straps want to swing, and the back of the thigh has to hold the knee bend while the hips rise. A study of 43 healthy men holding the top of this bridge with their heels in TRX straps found biceps femoris activity of about 64% of a maximal contraction against 21% for the same bridge with the feet on the floor, along with higher lower back muscle activity, while gluteus maximus activity was lower (about 13% against 22%). Expect the hamstrings and lower back to feel this version at least as much as the glutes.
Where the heels sit decides much of that balance. Keeping the knees bent to about 90 degrees with the feet directly under the anchor gives the glutes their best share of the work, and letting the heels drift farther away hands more of it to the hamstrings. A deliberate glute squeeze at the top of each rep is worth practicing here, because the hamstrings readily take over. The single-leg version, with one heel in the cradles, adds a strong anti-rotation demand, and longer pauses at the top make any version harder.
The TRX Glute Bridge suits home, outdoor and travel sessions where a suspension trainer is the only equipment, and it works well as a posterior chain and hamstring endurance exercise inside a lower body or core circuit. It is not the same exercise as the TRX Hamstring Curl, where the hips stay up and the knees bend and straighten; the bridge holds one knee angle while the hips move. If the suspended version is too hard to control, build up with the floor Glute Bridge and the Single-Leg Glute Bridge first.
Muscles Worked
- Biceps Femoris
- Primary
- Gluteus Maximus
- Primary
- Erector Spinae
- High
- Semimembranosus
- High
- Semitendinosus
- High
- Adductor Magnus
- Medium
- Rectus Abdominis
- Minimal
Instructions
- Adjust the suspension trainer straps to mid-calf length.
- Lie on your back on a mat with your feet toward the anchor and place both heels in the foot cradles, feet close together, so the straps hang straight down.
- Bend your knees to about 90 degrees so your lower legs are roughly parallel to the floor, and keep your toes pulled toward your shins.
- Rest your arms long by your sides with your palms flat on the floor.
- Brace your abs and press your heels down into the cradles.
- Exhale, squeeze your glutes and lift your hips until your body forms a straight line from shoulders to knees, keeping the same knee bend.
- Pause briefly at the top without arching your lower back or letting the straps swing.
- Inhale and lower your hips under control until they lightly touch the floor, then repeat.
Common Mistakes
Arching the lower back
Driving the hips higher than a straight line from shoulders to knees comes from overextending the lumbar spine, which loads the lower back instead of the hips.
Letting the knees straighten
Allowing the straps to drift away and the knees to open turns the bridge into a hamstring-dominant hold and makes cramps much more likely.
Pointing the toes
Pointing the feet instead of keeping the toes pulled toward the shins lets the heels slide in the cradles and weakens the press down through the heels.
Uneven pressure on the straps
Pressing harder with one leg makes the straps swing and tilts the pelvis to one side.
Setting up away from the anchor
Lying so the straps hang at an angle instead of straight down pulls the heels forward and makes the start of every rep unstable.
Dropping into each rep
Letting the hips fall to the floor and relaxing the abs between reps sets the straps swinging and loses the tension that makes the exercise work.
Injuries
TRX Glute Bridge is a low risk exercise when performed with proper technique. The spine carries no external load and the hips only travel a short distance, but suspending the heels makes the movement less stable than a floor bridge, so control matters more than height.
The most common problem is hamstring cramping. The straps pull the heels away from the hips, and the hamstrings have to hold the knee bend for the whole set. Cramps are more likely when the heels drift too far from the anchor, the knees open up, or the glutes are not finishing each rep. The second strain point is the lower back: pushing the hips higher than a straight line from shoulders to knees comes from arching the lumbar spine, which shifts stress onto the lower back instead of the hips.
Set the straps so they hang straight down over your heels, keep the knees at about 90 degrees, brace your abs before each lift and stop the hips where the body forms a straight line. If you cannot hold that position without the straps swinging, return to the floor Glute Bridge or shorten your sets. Once two-leg reps are steady, progress to longer pauses at the top, the single-leg version, or the TRX Hamstring Curl.
Stop the set if a hamstring cramps, and stretch it gently before trying again with the heels closer to the anchor. Stop the exercise altogether if you feel a sharp or pulling pain in the back of the thigh, pain in the lower back, or pain in the knees, and have a sharp pain checked before training it again.
- Primary Focus
- Glutes and hamstrings
- Equipment
- Suspension trainer and body weight
- Modality
- Strength
- Difficulty
- Beginner
Alternative Exercises
Other Names for the TRX Glute Bridge
The TRX Glute Bridge is also known as:
- TRX Hip Press
Frequently Asked Questions
- Q: How is the TRX Glute Bridge different from the TRX Hamstring Curl?
In the TRX Glute Bridge the knees hold one bend while the hips lift and lower. In the TRX Hamstring Curl the hips stay up and the knees bend and straighten to pull the heels toward the glutes, which makes it a harder, more hamstring-focused exercise.
- Q: Why do my hamstrings cramp during TRX glute bridges?
The straps pull your heels away from your hips, so your hamstrings work hard to hold the knee bend for the whole set. Bring your heels back under the anchor so your knees stay at about 90 degrees, press down through your heels, and finish each rep with a firm glute squeeze.
- Q: Is the TRX Glute Bridge harder than a regular glute bridge?
It feels harder for most people, but the extra difficulty comes mostly from the hamstrings and lower back holding the straps steady rather than from the glutes. If heavier glute work is the goal, a loaded Barbell Hip Thrust is the better choice.
- Q: How should I set up the straps?
Adjust the straps to mid-calf length and lie down so they hang straight down over your heels when your knees are bent to about 90 degrees. Keep the two foot cradles level and your feet close together.
- Q: How do I make the TRX Glute Bridge easier or harder?
To make it easier, do fewer reps with shorter pauses or go back to the floor Glute Bridge. To make it harder, pause longer at the top, lower more slowly, or use one heel in the cradles for a single-leg bridge.