Shin splints, or medial tibial stress syndrome (MTSS), can be a painful and debilitating condition commonly experienced by athletes, runners, and individuals engaged in high-impact activities. In this post, we explore the development of shin splints, their symptoms, potential long-term consequences, and effective treatment strategies.
The Development of Shin Splints
Shin splints develop as a result of repetitive stress and microtrauma to the tissues surrounding the tibia, including the muscles, tendons, and periosteum of the bone. This leads to localised inflammation and pain along the medial border of the shinbone. Contributing factors include excessive or uncontrolled rapid pronation of the foot, rigid cavus feet (high arches), muscle imbalances in the calf — specifically the soleus — incorrect footwear, and training errors such as sudden increases in intensity or duration over a 4–6 week period.
Grading and Understanding Periostitis
As shin splints progress, inflammation of the periosteum (the connective tissue layer covering the tibia) can occur, leading to periostitis. This inflammation renders the periosteum more susceptible to stress reactions. The grades are as follows:
- Grade I: Mild inflammation and localised pain that subsides with rest
- Grade II: Increased inflammation and pain during activity, resulting in longer recovery periods
- Grade III: Significant inflammation, persistent pain during and after activity, with prolonged recovery times
- Grade IV: Stress fractures — partial or complete breaks in the bone structure — requiring extended recovery and potentially complete rest
Symptoms and Long-Term Consequences
Common indicators include pain and tenderness along the inner border of the shinbone, increased pain during or after physical activity, swelling and inflammation around the affected area, and a gradual progression from a dull ache to localised sharp pain. Neglecting early treatment can lead to a higher risk of stress fractures, frank fractures, chronic pain syndromes, and diminished athletic performance.
Professional Assessment and Treatment
Healthcare providers conduct a comprehensive evaluation including physical examination of the affected area, review of training regimen, strength and range of motion assessment, gait and biomechanical analysis, and imaging studies to evaluate stress fractures. Treatment strategies include rest, ice therapy, muscle reconditioning exercises, custom orthotics, footwear recommendations, and where indicated, shockwave therapy or a moon boot for higher-grade stress reactions.
How the Orthopaedic Sleeve Assists
The Orthopaedic Sleeve is specifically useful in managing MTSS through its validated mechanisms. The 6.9% reduction in soleus EMG activation directly reduces periosteal traction at the tibial attachment of the soleus aponeurosis — the primary driver of medial tibial stress syndrome. The 9.9% late-stance gastrocnemius reduction further reduces compartment pressure. The 5.1% reduction in heel contact time shortens the duration of each loading event.
The customisable tension adjustment allows practitioners to titrate support depending on the progression of the shin splints — higher tension during the reactive phase, reducing progressively as load tolerance improves.
From Pain to Performance — The Orthopaedic Sleeve Society (TOSS)