BRD Clinic
Only people currently living in Korea with their own Korean 010 mobile number can apply. Overseas residents are not eligible.

Recovering from Post-concussion Syndrome: When Headaches, Dizziness, or Brain Fog Persist

Symptoms after a concussion vary by person, and the pattern of recovery can also change. While most people improve over time, it is important to gradually increase activity within a range that does not worsen symptoms, rather than simply resting in a dark room or, conversely, pushing through symptoms to return to daily life. If danger signs are present, emergency evaluation takes priority over recovery management.

Post-concussion Syndrome Recovery

Post-concussion Syndrome: Illustration for this condition

Key points

  1. 1Record changes in headaches, dizziness, cognition, and sleep by date.
  2. 2Return to daily activities gradually, within a range that does not significantly worsen symptoms.
  3. 3Seek immediate evaluation for worsening headaches, repeated vomiting, or changes in consciousness.

Step-by-step return chart based on symptom criteria

Determine the next step based on your reaction after activity

Reduce the cycle of overexerting on a good day and then crashing again.
StepActivity to attemptAllowable reactionWhen returning to previous levels
Basic daily livingMeals, short conversationsSlight temporary increaseReduce if worsening persists
Light activityShort walks, screen timeReturn to baseline after restWorsening until the next day
Work and studyDivide time and stimuliMaintain functionIncrease in errors or headaches
Emergency re-evaluationStop activityN/ARepeated vomiting, change in consciousness

What the clinic checks first

If the CT scan is normal, does that mean it isn't a concussion?

A concussion is a change in brain function, so abnormalities may not be visible on standard imaging. A normal imaging result does not negate your symptoms.

More detail

Common Changes During Recovery

Headache and Sensory Sensitivity

Headaches, dizziness, and symptoms where light or sound are particularly bothersome may persist.

Cognitive Slowing

Difficulty with concentration and memory, or a feeling as if the mind is clouded (brain fog), may interfere with work and studies.

Changes in Sleep and Emotion

Sleep may increase or decrease, and irritability, anxiety, or depression may become more pronounced than before.

How to Manage the Return to Daily Life

Avoid Complete Isolation

After the initial period of stability, begin light activities according to medical guidance rather than lying in a dark room all day.

Finding the Symptom Threshold

Try short periods of screen use, reading, or walking, and record the degree of worsening and the recovery time.

Preventing Re-injury

Avoid activities with a risk of further head injury, such as sports or cycling, until fully recovered.

Records to Bring to Your Appointment

Details of the Injury

Record when, where, and how the injury occurred, and whether consciousness was lost.

Symptom Timeline

Separately record symptoms that appeared immediately and changes that emerged several days later.

Impact on Work and Studies

Describe the amount of time you can manage and the degree of recovery after rest using specific tasks as examples.

Frequently asked questions

Is it okay to keep sleeping?

It is not absolutely necessary to prevent sleep, but monitoring for danger signs and receiving personalized guidance is required. If your condition worsens, seek a prompt medical evaluation immediately.

When can I resume exercising?

Gradually increase activity starting with light activities that have no risk of re-impact; follow step-by-step guidelines from medical staff for returning to sports.

What if a headache remains after several weeks?

If symptoms do not improve or worsen when returning to daily life, re-evaluate areas of high burden, such as headaches, vestibular function, and sleep.

Sources

  1. Centers for Disease Control and Prevention (CDC) — Concussion Symptoms and RecoveryChanges in headache, dizziness, cognition, sleep, and danger signs requiring prompt medical evaluation
    Open source
  2. National Institute of Neurological Disorders and Stroke (NINDS) — Traumatic Brain InjuryExplanation of symptoms persisting for several weeks after a concussion and the scope of recovery, and criteria for the prompt evaluation of seizures, repeated vomiting, or new neurological symptoms
    Open source

Content reviewed:

This information supports, but does not replace, diagnosis or treatment by a qualified healthcare professional.

The clinic is outside telephone hours

You can leave your inquiry now.

Leave an inquiry Call anyway