Overview
Shin splints and stress fractures are both overuse injuries common in athletes, particularly runners. Shin splints involve diffuse pain along the inner shin due to muscle and tendon strain, while stress fractures are tiny bone cracks that cause sharp, localized pain. Shin splints usually improve with rest and conservative care, whereas stress fractures require longer rest and often immobilization to allow the bone to heal fully.
Disease Summaries
Shin Splints: Shin splints, or medial tibial stress syndrome, refer to pain along the inner edge of the shinbone (tibia), often caused by repetitive stress on the bone and surrounding muscles during activities like running or jumping. It is common in athletes and can result from overtraining, poor footwear, or flat feet.
Stress Fracture: A stress fracture is a small crack in a bone, usually caused by repetitive force or overuse, often in weight-bearing bones like the shin, foot, or hip. Unlike shin splints, pain from a stress fracture is more localized and worsens with activity, often persisting even at rest.
Comparing Symptoms
Overlapping Symptoms
- Pain in the lower leg during or after activity
- Worsens with continued stress or impact
- Tenderness to touch
- Common in runners or athletes
Shin Splints Specific Symptoms
- Dull, aching pain along the inner shin
- Pain spreads over a broader area
- Improves with rest, often absent at night
- May feel worse at the beginning of exercise and ease as activity continues
Stress Fracture Specific Symptoms
- Sharp, localized pain in a specific spot on the bone
- Pain worsens with activity and may persist at rest or during sleep
- Possible swelling over the fracture site
- Pain typically increases over time if untreated
Treatment Approaches
Shin Splints Treatment Approaches
Shin splints typically improve with rest, ice, and activity modification. Supportive footwear or orthotics may help prevent recurrence. Stretching and strengthening exercises for the lower leg are often recommended. Anti-inflammatory medications may be used to reduce pain and swelling. Gradual return to activity is important to avoid re-injury.
Stress Fracture Treatment Approaches
Treatment requires more strict rest than shin splints and may involve immobilization with a boot or brace. Activity should be avoided until the bone heals, typically over 6–8 weeks. Calcium and vitamin D intake should be optimized. In some cases, imaging and follow-up are needed to confirm healing. Surgery is rare but may be required for high-risk fractures.
Reviewed By:

Kenji Taylor, MD, MSc (Family Medicine, Primary Care)
Dr. Taylor is a Japanese-African American physician who grew up and was educated in the United States but spent a considerable amount of time in Japan as a college student, working professional and now father of three. After graduating from Brown, he worked in finance first before attending medical school at Penn. He then completed a fellowship with the Centers for Disease Control before going on to specialize in Family and Community Medicine at the University of California, San Francisco (UCSF) where he was also a chief resident. After a faculty position at Stanford, he moved with his family to Japan where he continues to see families on a military base outside of Tokyo, teach Japanese residents and serve remotely as a medical director for Roots Community Health Center. He also enjoys editing and writing podcast summaries for Hippo Education.

Yoshinori Abe, MD (Internal Medicine)
Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.
Content updated on Apr 29, 2025
Following the Medical Content Editorial Policy
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