Concussion Recovery

Most concussion symptoms improve substantially within two to four weeks. Common symptoms include headaches, dizziness, fatigue, sensitivity to light or noise, trouble concentrating, sleep disruption, and mood changes.

If symptoms persist beyond four weeks, that is called persistent post-concussive symptoms. It is more common than people realize and it is not a sign of weakness — it is a signal that recovery needs more active management.

Seek prompt medical attention for: worsening headache, repeated vomiting, weakness or numbness, slurred speech, seizures, increasing confusion, or unusual drowsiness. These can indicate something more serious than uncomplicated concussion.

Beyond the acute red flags: if symptoms are not improving after a few weeks, if mood is deteriorating, or if you cannot return to normal activity, that is worth a specialist consultation.

Blood-based biomarkers let your care team measure something concrete during recovery rather than relying only on how you describe your symptoms. A test in the first day or two can confirm that an injury occurred; tests weeks or months later can show whether the underlying injury is still active.

That information helps with decisions you actually care about: when to return to work, when to return to driving, when it is safe to resume sport or physical activity.

Sleep is the most important variable. Protect it. Reduce screen time, keep a consistent schedule, and address sleep problems early. Hydration, nutrition, and gentle movement also matter more than people expect.

Pacing is the second variable. Pushing through symptoms tends to extend them. Resting completely tends to slow recovery. The middle path — activity tolerated to symptom threshold, then rest — works best for most people.

Most clinicians use a graduated return-to-activity protocol: start with light cognitive and physical activity, progress through moderate activity, and reintroduce contact or high-risk activity last. Each step requires that you tolerate the previous one without symptom return.

Biomarker results, where available, can support those decisions by adding an objective check on top of how you feel.

If you are weeks out and not improving, ask for a referral to a concussion or neurology specialist. Persistent symptoms often respond to targeted treatment — vestibular therapy, vision therapy, headache management, cognitive rehab — but only when the underlying driver is identified.

Objective testing helps map that driver. Recovery from a stalled plateau is possible; it usually starts with better information.