top of page

The Role Of Eccentric Overload In Injury Prevention

Updated: Aug 9, 2023

The human body is a remarkable and complex machine, composed of many parts that must work together to function correctly. To prevent injury, it is essential to maintain joint stability and develop appropriate muscle strength. Eccentric overload plays an important role in prehabilitation by providing the necessary stimulus for muscles to develop greater force production which can help reduce the risk of injury.

When engaging in any movement, and especially in athletic tasks, the eccentric or deceleration phase of movement create higher degrees of force. If these forces cannot be properly absorbed by the muscles and joints, it can result in an injury. Eccentric overload training helps to expose the body to higher levels of force and train it to withstand the large forces experienced when landing from a jump, or changing direction in a sprint.

It has been proven to be an effective tool for improving joint stability and strength through evidence-based research. This article will discuss the benefits of eccentric overload in injury prevention, its importance in joint stability, and how it can be used as part of a comprehensive prehabilitation plan.


The Importance of Eccentric Strength in Joint Stability


Eccentric strength has been demonstrated to play an important role in joint stability, providing the necessary stability for injury prevention. Muscle activation during eccentric contraction plays a pivotal role in controlling joint movement and protecting against injury. Studies have shown that increased eccentric strength can improve joint stability by enhancing muscle control of the involved joints.

This is due to the muscles' ability to create more force while lengthening which creates more tension on the tendons, allowing for better protection of the joint. Eccentric overload has been shown to improve connective tissue resilience as well and improving their structural character . Additionally, eccentric strength can help reduce pain and inflammation while increasing range of motion at affected joints.

The implications for injury prevention are numerous as eccentric strength training helps athletes protect their joints from impact-related injuries such as ACL tears or shoulder dislocations. By improving muscle activation and control during eccentric movements, athletes are able to better absorb shock, thus reducing the risk of potentially damaging impacts on their joints. One study found that “Teams using injury prevention programs that included the NH (Nordic Hamstring) exercise reduced hamstring injury rates up to 51 % in the long term compared with the teams that did not use any injury prevention measures.”

As eccentric actions require a unique neural strategy, this type of training also encourages improved neuromuscular control which is essential for coordination and balance during athletic activities. Eccentric training has been shown to decrease susceptibility to common sports injuries including shoulder injuries, ankle sprains, hamstring strains and more. In order to prevent injuries it is important for athletes to focus on building greater levels of eccentric strength by incorporating exercises that challenge to higher force generation potential of the eccentric phase of movement . It is important to note that due to the higher forces needed to stimulate the eccentric phase properly, safety measures need to be ensured. There are in fact specific methods and equipment to improve the efficacy and safety of performing eccentric overload. (eg. 2 up 1 down method, motorized resistance, Synapse)

These exercises allow for progressive overload whilst promoting proper technique and form throughout each rep, helping build both muscular endurance and explosive power simultaneously while protecting vulnerable joints from excessive strain or damage due to poor form or overtraining. Research suggests that this type of training should be included in any athlete's routine if they wish to achieve optimal performance while staying safe from potential injuries down the line.

Eccentric strength has been proven time and again as an effective tool not only in developing muscle size but also in enhancing muscular strength and joint stability with significant implications for injury prevention among athletes across all skill levels; it therefore should not be overlooked when planning out one's fitness regimen moving forward.


Eccentric Overload for Prehabilitation


Utilizing an overload of muscular contractions in a controlled manner may provide prehabilitative benefits. Eccentric overload is a form of loaded exercise that involves the lengthening of muscles, tendons and ligaments to create greater force than experienced during normal activities.

It has been used as part of injury prevention programs for athletes, with research showing that it can improve muscular strength and power as well as reduce the risk of injuries. Eccentric overload focuses on muscle adaptation, which helps to restore balance between active and passive structures within the kinetic chain. This helps to promote joint stability while also reducing the risk of overuse injuries due to weak or imbalanced muscles.

The use of eccentric overload in prehabilitation programmes has been shown to improve overall performance by increasing range of motion, muscular strength and endurance. Furthermore, it can help athletes develop better coordination and proprioception, resulting in improved technique when performing sports-specific activities.

Therefore, using eccentric overload for prehabilitation might be beneficial in improving physical performance while minimising injury risk by creating greater muscle balance throughout the body's kinetic chain.


Conclusion


In conclusion, eccentric strength is an essential component of joint stability.

Prehabilitation programs that emphasize eccentric overload can be effective in reducing injury risk.

Utilizing proper form and techniques can ensure a safe experience while training with eccentric exercises.

As the old adage goes, 'An ounce of prevention is worth a pound of cure'; by adding prehabilitation to a training regimen, athletes can achieve greater success and avoid costly injuries.

Eccentric overload should be an integral part of any comprehensive, proactive, evidence-based injury prevention program.

Comentários


bottom of page