Concussion symptoms

Overview

Concussion is a mild traumatic brain injury from a blow or jolt. Symptoms may not appear immediately and typically resolve in 1–4 weeks.

Symptoms to watch for

• Headache
• Confusion, feeling foggy
• Dizziness or balance problems
• Nausea
• Sensitivity to light or noise
• Memory problems
• Sleep changes
• Mood changes

Treatment

24–48 hours of relative rest, then gradual return to activity. Avoid screens if symptomatic. No return to contact sport until symptom-free and cleared.