Anna Kasztenny, MSc.
Anna holds a Master’s degree in Bio-Pharmaceutical Science and Business Studies and a Bachelor of Medical Science with an Honors Specialization in Pharmacology. Alongside her academic background, she is a competitive bodybuilder and strength athlete who holds three provincial powerlifting records. As a former competitive gymnast and varsity cheerleader, she is passionate about health, performance, and evidence-based wellness.
The good morning exercise is a barbell hip hinge that loads the posterior chain (hamstrings, glutes, and spinal erectors) with the bar across the upper back. It looks similar to a Romanian deadlift, but instead of holding weight in your hands, the load sits across your rear delts in a position resembling a low-bar squat.
Good mornings can build hamstring strength, reinforce hip hinge mechanics, and develop core stability. Technique and load selection determine whether this compound movement helps or hinders your training. This guide covers how to do good mornings, muscles worked, common mistakes, safety, alternatives, and how they compare to other hamstring exercises. At ALLMAX Nutrition, we believe pairing science-based programming with quality nutrition produces the results that matter.
What Is the Good Morning Exercise?
The barbell good morning is a standing hip hinge exercise. You place a barbell on your upper back, push your hips backward, lean your torso forward with a controlled neutral spine, and then drive your hips forward to return to a standing position. The motion comes from the hip joint, not the knees.
This is not a squat. During a good morning, the knees stay slightly bent while the hips do the work. Body weight good mornings (hands across the chest, no external load) serve as a useful regression for beginners learning the pattern. Loaded barbell good mornings are reserved for lifters who already own the hip hinge.
Good mornings require shoulder and hip mobility for proper form. Variants include safety-bar, dumbbell, and band-resisted versions, but this article focuses on the traditional barbell good morning exercise.
What Muscles Does the Good Morning Exercise Work?
Good mornings target the hamstrings, glutes, and erector spinae muscles as primary movers. Core musculature (abdominals, obliques, deep spinal stabilizers) works isometrically to maintain trunk position and core stability. This is a compound exercise; no single muscle group works in isolation, and the contribution of each depends on hip angle, knee bend, range of motion, and load.
Good mornings strengthen the posterior chain muscles, and they improve flexibility by engaging muscles through their range of motion. They can also decrease the risk of injury by strengthening these muscle groups over time.
Hamstrings
The three muscles of the hamstring group (biceps femoris, semitendinosus, semimembranosus) cross the hip joint and control hip flexion as you hinge forward. During the lowering phase, the hamstrings lengthen eccentrically under load. During the return to standing, they contract concentrically to assist hip extension.
A slight bend in the knees keeps the hamstrings lengthened over the hip without excessive strain behind the knee. Strong hamstrings support deadlifts, sprints, and general lower body strength, but good mornings are only one of many effective hamstring exercises.
Glutes
The gluteus maximus is the primary hip extensor. It fires hardest as you drive your hips forward from the bottom of the good morning. Deeper hip flexion (within a safe range where spinal position remains controlled) generally increases glute involvement. Developing strong glutes through hip hinge exercises like good mornings and Romanian deadlifts supports sprinting, jumping, and overall leg performance.
Spinal Erectors and Core
The erector spinae muscles run along the spine and resist unwanted spinal flexion during the lift. Core muscles brace the trunk isometrically to maintain a neutral or gently extended lumbar position under load. The goal is controlled spinal position; the motion comes from the hips, not from bending through the lower back.
For some lifters, trunk strength is the limiting factor in the good morning exercise rather than hamstring strength. That is why appropriate load selection and core engaged bracing matter from the first rep.
How to Do the Good Morning Exercise (Step-by-Step)
Before loading the bar, spend 5 minutes on dynamic stretches and light cardio; brisk walking is a good low-barrier way to wake up your cardiovascular system. Warm-ups increase heart rate and lubricate joints, preparing muscles for movement.
Setup. Set a barbell in a rack just below shoulder height. Grip slightly wider than shoulder width apart and position the bar across your rear delts and upper back, not on your neck.
Unrack and stance. Step back 1-2 small steps. Set your feet hip width apart to shoulder width apart, toes slightly turned out, weight balanced across midfoot and heel.
Brace. Take a deep breath into your belly. Engage your core as if preparing to absorb contact. Keep ribs stacked over hips.
Unlock knees. Maintain a soft, consistent bend in the knees. Never lock them out. This keeps the focus on the hip hinge rather than straining hamstring tendons.
Initiate hip hinge. Push your hips back while the bar stays over midfoot. Your chest aims toward the floor and your spine stays in a controlled, neutral alignment. Hinge forward from the hips, not the lower back.
Lower under control. Slowly lower until you feel a strong but tolerable stretch in the hamstrings, usually between 30-70 degrees of torso lean, without rounding the lower back.
Range of motion. Stop where proper form can be maintained (flat or gently arched lower back, bar over midfoot) rather than forcing a specific depth. Your torso and legs should not form a straight line if that means your spine rounds.
Return to standing. Drive the floor away, squeeze your glutes, and extend the hips to bring the torso back to an upright position while maintaining core tension.
Breathing. Brace before lowering. Exhale or slowly release air as you return to standing.
Rerack safely. Walk forward until the bar contacts the uprights, then lower it into the J-hooks under control.
Good Morning Exercise Form Tips
Cue "hips back, not chest down" to keep the lift hip-dominant rather than a spinal flexion movement.
Maintain a neutral head position: look a few feet ahead on the floor instead of craning your neck upward.
Brace your midsection before each rep. This supports your spinal erectors and protects your neutral spine under load.
Use a slow, controlled eccentric (2-3 seconds down) to increase muscle activation in the hamstrings.
Start with an empty bar or body weight for several weeks if the hip hinge pattern is new. Building momentum in fitness routines is often done through gradual increases in intensity.
Pull the bar "into" your back with a slightly wider grip to increase upper back tension and keep the bar stable.
Keep the bar path vertical over midfoot. If the bar drifts forward, adjust your stance and hinge pattern.
A small amount of thoracic (upper back) movement is normal; visible rounding in the lower back is not.
Consistency in a workout routine is crucial for building strength and confidence. Film your sets from the side to track movement quality over time.
Common Good Morning Exercise Mistakes (and How to Fix Them)
Using too much weight. Loading heavy before mastering technique increases stress on the lower back. Reduce load until every rep looks identical. Research shows that EMG activation increases from 50% to 80% 1RM; you do not need maximal loads [1].
Turning it into a squat. Excessive knee bend shifts the load to the quadriceps and reduces hamstring stretch. Cue "minimal knee bend, hips travel back." A common mistake is dropping straight down instead of hinging.
Rounding the lower back. Excessive spinal flexion increases shear forces on lumbar structures. Brace harder, limit range of motion, or raise the torso angle until a neutral spine can be maintained.
Locking the knees. Fully locked knees shift strain to hamstring tendons and reduce smooth hinge mechanics. Keep knees slightly bent and consistent.
Going too deep. Chasing maximal torso angle at the expense of spinal control invites injury. Stop just before form breaks down and build range over time.
Rushing reps. Bouncing out of the bottom reduces hamstring and glute tension. Use a controlled 2-3 second descent.
Bar placed too high on the neck. This causes discomfort and potential cervical strain. Move the bar lower onto the traps and rear delts.
Stacking heavy good mornings with heavy squats or deadlifts on the same day. Use moderate loads and volume for good mornings when primary lifts are already taxing the posterior chain.
Are Good Mornings a Good Hamstring Exercise?
Good mornings strengthen the posterior chain, including hamstrings, through a loaded hip hinge pattern with meaningful eccentric stress. Vigotsky et al. (2015) found that hamstring activation generally increased as load increased from 50% to 90% 1RM during barbell good mornings, with medial hamstring activation plateauing between 80% and 90% 1RM [1].
Exercise effectiveness depends on individual factors: training age, existing strength, comfort with bar-on-back positions, and injury history. Some lifters feel the movement more in the lower back initially; in those cases, better bracing, lighter weight, and alternative hamstring exercises can bridge the gap while trunk strength develops.
Good mornings are best used as one tool among many, not the sole or universally "best" hamstring solution.
Best Hamstring Exercises to Add to Your Workout (Beyond Good Mornings)
The best hamstring exercises combine hip hinge patterns and knee-flexion patterns to target all three muscles through different ranges and functions. Choose 2-4 of these movements per week depending on experience, goals, and your broader leg day routine.
Romanian deadlifts (barbell or dumbbell): A staple hip hinge. Romanian deadlifts are effective for hamstring strength and easy to load progressively.
Seated leg curls or lying leg curls: Lying leg curls isolate hamstrings through knee flexion, filling a role that hip hinge exercises cannot.
Nordic curls: Nordic hamstring curls build eccentric strength for injury prevention, particularly in running and field sports.
Kettlebell swings: Kettlebell swings enhance hamstring power and endurance through an explosive hip hinge.
Glute ham raises: These combine knee flexion and hip extension, producing strong activation in both hamstrings and glutes.
Single-leg Romanian deadlifts: Unilateral hinge work challenges balance and addresses left leg to right leg imbalances.
Glute bridges and hip thrusts: Primarily target the gluteus maximus while involving the hamstrings, useful for hip extension work without heavy spinal loading.
Good Mornings vs. Romanian Deadlifts
Both exercises are hip hinge movements targeting the hamstrings and glutes, but the bar position changes leverage. Good mornings place the load on the upper back, farther from the hip joint, which increases the moment arm on the lower back and demands greater trunk stability even at lighter loads. Romanian deadlifts hold the load in the hands, closer to the body's center of mass.
McAllister et al. (2014) found that RDLs often produced higher biceps femoris and medial hamstring activation than good mornings under comparable loads [2]. Romanian deadlifts are generally more beginner-friendly because lifters can drop the bar if needed, and many people feel more comfortable holding weight in their hands.
A practical approach: master deadlift form and Romanian deadlifts first, then progress to light barbell good mornings once hip hinge mechanics and trunk control are solid. Neither exercise is inherently superior; lifters can rotate them within a training block or choose the one that fits their exercise routine.
Are Good Mornings Safe?
Like most resistance training exercises, good mornings can generally be performed safely when technique, load, and progression are appropriate, but no exercise is entirely risk-free. Start with light weight (or body weight), prioritize spine control and core stability, and expand range of motion gradually.
Individuals with a history of lower-back pain, disc issues, or other muscles and joint concerns should consult a qualified healthcare professional before adding heavy hip hinge movements. Mild muscle fatigue in the hamstrings and glutes during the exercise is normal; sharp pain, nerve-type symptoms, or lasting discomfort in the lower back is a signal to stop and seek professional guidance.
If you are unsure about your good morning form, in-person coaching from a certified strength and conditioning specialist can prevent problems before they start.
How to Program Good Mornings in Your Workout
Strength training should be incorporated regularly for optimal health, and adults are advised to do muscle-strengthening activities at least two days per week. Many fitness routines recommend a mix of strength, cardio, and mobility for balanced health. A combination of mobility, light cardio, and strength exercises is effective for beginners building a foundation.
Place good mornings after primary heavy lifts (squats, deadlifts) or as a main posterior chain accessory. Due to spinal loading and technical demands, program them with moderate loads and moderate reps.
Beginner: 2-3 sets of 8-12 reps with body weight or an empty bar. A beginner morning workout should be simple, repeatable, and not too intense. Focus on controlled technique and consistent depth.
Intermediate: 2-4 sets of 6-10 reps at roughly 30-50% of your squat or deadlift 1RM. Adjust based on fatigue and form quality.
Advanced: Occasional heavier sets (3-5 reps) only after building a strong technical foundation.
Leave 1-3 reps in the tank on most sets to keep form crisp. Pair good mornings with leg curls or glute ham raises within the same lower body workout to cover both hip extension and knee-flexion patterns.
Good Morning Exercise Alternatives
If you lack a barbell, find good mornings uncomfortable, or need a regression, consider these alternatives based on the training stimulus you need:
Romanian deadlift (barbell or dumbbell): Close substitute with easier load management in the hands.
Dumbbell or kettlebell good mornings: Holding weight in a goblet position teaches the hip hinge with less spinal loading.
Cable pull-throughs: Mimic the hip hinge with horizontal resistance; often more comfortable for those with back sensitivity.
Back extensions (45-degree or GHD bench): Emphasize hip extension and can be scaled with body weight or added load.
Glute ham raises: Strongly train hamstrings and glutes while the spine stays more stable.
Machine leg curls (lying or seated): Strengthen hamstrings through knee flexion for lifters who cannot tolerate hip hinge loading.
Gentle mobility exercises improve flexibility and reduce stiffness in the body; include them in your warm up regardless of which posterior chain exercise you choose.
Frequently Asked Questions About the Good Morning Exercise
What muscles does the Good Morning exercise work?
Good mornings target the hamstrings, gluteus maximus, spinal erectors, and core stabilizers. Other muscles of the upper body (upper back, traps) work to stabilize the bar.
Are Good Mornings good for hamstrings?
Yes, when done with proper form and appropriate load. They should complement, not replace, other hamstring exercises that train knee flexion.
Are Good Mornings better than Romanian deadlifts?
Neither is universally better. RDLs may feel more accessible; good mornings emphasize trunk and posterior chain strength with the bar on the back.
How much weight should I use for Good Mornings?
Start with body weight or an empty bar. Add weight only when every rep maintains a neutral spine and controlled tempo.
Should beginners do Good Mornings?
Beginners should first master the hip hinge with body weight or light Romanian deadlifts, then progress to light good mornings.
How often should you do Good Mornings?
One to two times per week for most lifters, depending on overall lower body volume and recovery.
Can Good Mornings replace hamstring curls?
They work different functions (hip extension vs. knee flexion). Include both hinge and curl variations for complete hamstring training and better performance.
What are the best hamstring exercises?
For most people: Romanian deadlifts, good mornings, leg curls, Nordic curls, glute ham raises, and kettlebell swings, selected based on goal and experience.
Final Takeaway
The good morning exercise is a hip hinge lift that builds posterior chain strength across the hamstrings, glutes, and spinal erectors when performed with controlled form and appropriate load. It works best when combined with other movements like Romanian deadlifts, leg curls, glute ham raises, and kettlebell swings for functional strength training.
Dynamic stretches and light cardio are effective for boosting energy in the morning, and a morning routine that boosts heart rate and loosens joints can enhance energy levels before training. Natural morning sunlight helps anchor your circadian rhythm and improves mood, so consider training near a window or outdoors when possible. Technique, progressive overload, and solid recovery habits matter more than chasing heavier weights on this lift.
ALLMAX Nutrition offers evidence-based products like whey protein isolate and recovery-focused formulas that can support muscle repair and growth from posterior chain training. Explore the full lineup to find what fits your program.
References
- Vigotsky AD, Harper EN, Ryan DR, Contreras B. Effects of load on good morning kinematics and EMG activity. PeerJ. 2015 Jan 6;3:e708. https://pmc.ncbi.nlm.nih.gov/articles/PMC4304869/
- McAllister MJ, Hammond KG, Schilling BK, Ferreria LC, Reed JP, Weiss LW. Muscle activation during various hamstring exercises. J Strength Cond Res. 2014 Jun;28(6):1573-80. https://pubmed.ncbi.nlm.nih.gov/24149748/
