Quads or Hamstrings: Which to Train First?

In the realm of fitness and sports training, a widespread debate exists around the sequence of exercises: quads or hamstrings first? Both muscle groups are crucial for proper knee stability, joint health, and overall leg strength, but knowing which to prioritize can significantly impact your workouts and injury prevention strategies.

Ultimate Leg Day Exercises for Stronger Quads, Hamstrings, Glutes, and Calves
Ultimate Leg Day Exercises for Stronger Quads, Hamstrings, Glutes, and Calves

Before delving into which muscle group to target first, it's essential to understand the roles of quadriceps and hamstrings in human movement and their relation to knee stability. The quadriceps, located at the front of the thigh, are responsible for extending the leg, while the hamstrings, at the rear, facilitate knee flexion and hip extension. This intricate balance of functions makes the knee joint susceptible to injuries, highlighting the importance of balanced leg strength and appropriate workout sequences.

Quad-Focused Workouts: The 12 Best Quad Exercises for Mass | Legion
Quad-Focused Workouts: The 12 Best Quad Exercises for Mass | Legion

Quadric eps: To resection or not to resection

A primary concern in determining the exercise order is the risk of muscle fatigue and subsequent decreased performance or increased injury possibility. When executing bilateral exercises (like squats or lunges), the quads, which are larger and more powerful, initially engage. As the movement progresses, the hamstrings step in to provide stability and control.

a poster showing how to do squats and hamstrings
a poster showing how to do squats and hamstrings

Proponents of the 'quads first' approach argue that by fatiguing the quads, you force the hamstrings to work harder during the latter part of the lift, thereby enhancing hamstring strength and reducing the risk of hamstring strains. Additionally, training the quads first might indirectly strengthen the hamstrings due to reciprocal inhibition, helping to balance leg strength and knee stability.

Unilateral Loading and Hamstring Dominance

Leg Mass Builder Workout | Quads Glutes Hamstrings
Leg Mass Builder Workout | Quads Glutes Hamstrings

Unilateral exercises (like single-leg squats or deadlifts) move the discussion needle towards hamstrings-first advocates. In unilateral movements, the hamstrings play a more dominant role in hip extension and deceleration, minimizing the initial quad engagement. Fatiguing the hamstrings first during unilateral exercises can potentially increase the risk of quad dominance in subsequent bilateral movements, leading to muscle imbalances.

Strength coaches and physiotherapists often recommend performing unilateral exercises before bilateral ones to minimize the risk of quad dominance and ensure balanced leg strength. This method also allows for targeted hamstring and glute activation, promoting enhanced performance in subsequent bilateral lifts.

The Role of Injury Prevention

an exercise poster with the words leg, quads, hamstring and calf
an exercise poster with the words leg, quads, hamstring and calf

Training order can significantly impact injury prevention, particularly regarding non-contact anterior cruciate ligament (ACL) injuries. ACL injuries often occur due to excessive knee valgus (knock-knees) and inadequate hamstring activation, which fails to control the tibia (shinbone) from sliding too far forward underneath the femur. By fatiguing the hamstrings first, athletes can better recruit these muscles during subsequent exercises, providing enhanced control and stability at the knee joint.

Moreover, eccentric training (lengthening the muscle while applying force) has been shown to be particularly effective in strengthening the hamstrings and reducing the risk of ACL injuries. Incorporating eccentric hamstring exercises (like Nordic hamstring curls) before more traditional strength exercises allows for increased hamstring engagement and improved injury prevention strategies.

Hamstrings: The stabilizers' role in workout design

Home workouts Quads๐Ÿ‹๐Ÿป Glutes ๐Ÿ‘ hamstrings
Home workouts Quads๐Ÿ‹๐Ÿป Glutes ๐Ÿ‘ hamstrings

Prioritizing hamstring exercises early in a workout routine can provide significant benefits, regardless of whether bilateral or unilateral movements follow. Enhancing hamstring strength and activation has been consistently linked to reduced injury risk, improved running economy, and increased power output in various athletic populations.

In addition to injury prevention, hamstring-focused workouts can enhance overall performance. Stronger hamstrings contribute to better sprinting, running, and jumping abilities, as these muscles play a crucial role in generating force for hip extension and controlling knee flexion during ground contact. By prioritizing hamstring exercises, athletes can optimize their performance and reduce the risk of exertional fatigue, which often leads to overstriding and increased risk of injury.

The Best Quad Exercises For Strength & Mass
The Best Quad Exercises For Strength & Mass
Full Body Exercises for Quads, Glutes, Inner Thighs, Home or Gym
Full Body Exercises for Quads, Glutes, Inner Thighs, Home or Gym
KILLER QUADS
KILLER QUADS
The Sculpt Series โ€“ Leg Day for Women: Quads, Hamstrings, Glutes, and Inner Thighs
The Sculpt Series โ€“ Leg Day for Women: Quads, Hamstrings, Glutes, and Inner Thighs
an exercise book with instructions on how to use dumbbells and gym time exercises
an exercise book with instructions on how to use dumbbells and gym time exercises
a woman in a red bodysuit posing for the camera
a woman in a red bodysuit posing for the camera
a woman doing squat exercises on a bench with the words building quadd in front of her
a woman doing squat exercises on a bench with the words building quadd in front of her
๐Ÿ‘ Glutes or Quads? Most People Donโ€™t Know the Difference!
๐Ÿ‘ Glutes or Quads? Most People Donโ€™t Know the Difference!
Hamstring vs Quad focused exercises
Hamstring vs Quad focused exercises
Leg Day Workout Anatomy | Quads Hamstrings Glutes Calves (Beginner)
Leg Day Workout Anatomy | Quads Hamstrings Glutes Calves (Beginner)

Considerations for Workout Order

It's essential to consider individual factors, such as exercise history, biomechanics, and training goals, when determining the optimal workout order. For instance, individuals with a history of hamstring strains or those looking to improve sprinting efficiency might benefit from prioritizing hamstring exercises. In contrast, persons with a dominant quad pattern or seeking to enhance squatting performance might consider starting with quad exercises.

Furthermore, variations in exercise selection and intensity can impact workout order. For example, exposing the body to movements with lower joint stress (like deadlifts and Romanian deadlifts) before higher-stress movements (like Olympic lifts or depth jumps) can allow for progressive loading and enhanced performance outcomes.

Ultimately, the debate surrounding 'quads or hamstrings first' underscores the importance of individualization in strength and conditioning. By considering an athlete's specific needs, injury history, and training goals, coaches and athletes can optimize workout design and maximize performance gains while minimizing injury risk. Embrace a flexible approach to workout order, and remember that both muscle groups play essential roles in knee stability and overall leg strength. Prioritize balanced development, and make informed decisions based on individual circumstances, rather than adhering strictly to a single exercise sequence.