Ankle Sprain Injury in Youth Sport


This study is evaluating the effects of ankle joint injury in youth and young adults. Participants will complete a series of assessments, including:

1) Strength, balance and ankle range-of-motion testing
2) Motion analysis using a 3D motion capture system
3) 20-metre shuttle run
4) Body composition, including a dual-energy x-ray absorptiometry (DEXA) scan
5) Questionnaires

Participants may also be asked to have an MRI/CT scan of their ankles.


Currently recruiting participants: No

Eligible gender: Male, Female, Transgender, Other

Eligible ages: 15 to 30

Accepts healthy participants: Yes

Inclusion criteria:

Previously Injured Participants:
1) Sustained a significant ankle sprain injury during sport
2) Injury occurred 3-15 years ago
3) Injury sustained before age 18
4) Injury required medical attention
5) Injury resulted in time missed from sport

Uninjured Participants:
1) No history of ankle or lower limb injury
2) Regular participation in sport and/or physical activity before age 18

Exclusion criteria:

Individuals who:
1) Are pregnant
2) In the past 3 months, have used non-steroidal anti-inflammatory (NSAID) or received cortisone injections
3) In the past 3 months, have sustained a musculoskeletal injury that led to time missed from sport, work or school
4) Currently have a medical problem that would prevent participation


Sorry, this study is not currently accepting new participants.
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Additional information

Contact information

If interested in participating or you have questions, please contact Lisa Loos.

Principal investigator:

Carolyn Emery

Clinical trial: