The Short Answer Educational content only. Pacing strategies require individualization with treating providers. Severe symptoms warrant specialist evaluation including concussion specialists, vestibular therapists, and neuro-optometrists. Consult treating providers for guidance specific to your recovery. Finding your baseline activity level after concussion requires structured tracking (Silverberg et al., 2020). Begin with 1-2 weeks of low activity (minimal cognitive demand, reduced social interaction, minimal screen time). Track activities and symptoms daily during this period. Identify the highest activity level producing minimal or no symptoms. Start conservative with baseline estimate. Use heart rate monitoring through a wearable to identify threshold heart rate. Buffalo Concussion Treadmill Test identifies precise exercise threshold. Specialist refinement through concussion-experienced provider validates baseline. Baseline guides daily activity limits and supports boom-bust cycle breaking. Most patients identify baseline within 2-4 weeks of structured tracking. Baseline increases over months with consistent pacing. Baseline is highest activity producing minimal symptoms. Not symptom-free, but minimal symptoms. Conservative starting point prevents overload. Start conservative. Specialist refinement validates baseline. Provider input refines baseline. What Baseline Means in PCS Highest activity producing minimal symptoms. Definition. Below symptom-triggering threshold. Below threshold. Subsymptom activity level. Subsymptom level. Individual to each patient. Highly individualized. Changes during recovery. Baseline increases with recovery. Variable day to day. Daily variation normal. Multiple dimensions. Cognitive, physical, sensory, social baselines. Foundation for pacing. Baseline guides pacing. The 1-2 Week Baseline Period Minimal cognitive activity. Reduce cognitive demand. Reduced screen time. Minimize screens. Minimal social interaction. Reduce social demands. Quiet environment. Dim lighting, low noise. Adequate sleep. Prioritize sleep. Hydration priority. Maintain hydration. Easy meals. Pre-made or simple meals. Light walking. Light walking acceptable. Mobility routine. Gentle mobility exercises. Daily tracking. Detailed daily tracking. What to Track During Baseline Period Activities completed. Log all activities. Duration of activities. Duration of each activity. Time of day. Time of activities. Symptoms hourly. Hourly symptom tracking. Symptom types. Headache, fog, fatigue, dizziness, mood. Symptom severity 0-10. Numerical severity scale. Heart rate baseline. Resting heart rate. Heart rate during activities. Heart rate during activities. Sleep quality. Sleep tracking. Mood tracking. Daily mood. Hydration intake. Hydration tracking. Food intake. Food log for triggers. Identifying Your Baseline Review tracking data over 1-2 weeks. Pattern emerges over period. Identify activity producing 2-3/10 symptoms or less. Minimal symptom threshold. Note duration tolerated. Duration tolerance. Note time of day. Better times of day. Note heart rate during. Heart rate during baseline activity. Conservative starting estimate. Start conservative. Test estimate over 1-2 weeks. Test the baseline. Adjust based on response. Refine based on response. Specialist input. Provider refines. Multiple Baseline Dimensions Cognitive baseline. Cognitive work hours tolerated. Physical activity baseline. Physical activity duration. Sensory baseline. Sensory environment tolerance. Social baseline. Social interaction tolerance. Screen time baseline. Screen time tolerance. Reading baseline. Reading time tolerance. Driving baseline. Driving time tolerance. Standing baseline. Standing or walking time. Multiple baselines tracked separately. Each baseline tracked separately. Heart Rate Monitoring for Baseline Wearable heart rate tracking. Apple Watch, Fitbit, Garmin. Resting heart rate identification. Resting baseline. Heart rate during activities. Activity heart rates. Symptom onset heart rate. Heart rate at symptom onset. Heart rate variability tracking. HRV autonomic recovery. Daily resting heart rate trends. Trend tracking. Sleep heart rate. Overnight heart rate. Provider review of data. Specialist reviews. Buffalo Concussion Treadmill Test Standardized exercise tolerance test. Standardized testing. Concussion-experienced provider administers. Specialist administration. Identifies precise exercise threshold. Precise threshold. Symptom-limited test. Stops at symptom onset. Heart rate at symptom threshold. Heart rate threshold. Repeated testing tracks recovery. Tracks recovery. Guides exercise prescription. Guides exercise. Available at concussion clinics. Concussion clinic availability. Specialist Refinement of Baseline Concussion specialist evaluation. Specialist evaluation. Review of tracking data. Tracking data review. Buffalo Treadmill Test for exercise. Exercise threshold testing. Vestibular assessment. Vestibular component. Vision assessment. Visual component. Cognitive testing. Cognitive baseline. Autonomic testing. Autonomic function. Sleep evaluation. Sleep affects baseline. Mental health assessment. Mood affects baseline. Common Baseline Values Cognitive work: 2-4 hours/day initially. Initial cognitive work. Screen time: 2-4 hours/day initially. Initial screen time. Social interaction: 1-3 hours/day initially. Initial social. Reading: 30-60 minutes/day initially. Initial reading. Driving: 15-30 minutes initially. Initial driving. Walking: 15-30 minutes initially. Initial walking. Standing: 30-60 minutes continuous initially. Initial standing. Exercise: subsymptom threshold heart rate. Exercise at threshold. Individual variation substantial. Wide individual variation. Adjusting Baseline Over Time Maintain baseline 2-4 weeks. Stable baseline period. Add 10-15% if stable. Small progression. Maintain new level 2 weeks. Stabilize new level. Plateau if symptoms increase. Hold or reduce. Reduce if cycle reemerges. Step back. Specialist guidance. Provider guidance. Patience with progression. Slow steady progress. Long-term progression. Months to years for full progression. Baseline Variability Daily variation normal. 10-20% daily variation normal. Sleep affects baseline. Poor sleep reduces baseline. Stress affects baseline. Stress reduces baseline. Hydration affects baseline. Dehydration reduces baseline. Menstrual cycle affects baseline. Hormonal variation. Weather and barometric pressure. Pressure affects some patients. Time of day variation. Better and worse times of day. Setback days reduce baseline. Setbacks temporarily reduce. Tools for Baseline Identification Concussion tracking apps. Concussion-specific apps. Bearable app. Chronic illness tracking. Visible app. ME/CFS tracking. Apple Health and Google Fit. Built-in tracking. Wearable heart rate tracker. Apple Watch, Fitbit, Garmin. Paper symptom log. Paper tracking option. Spreadsheet tracking. Custom spreadsheets. Specialist clinic tracking tools. Clinic-provided tools. Supporting Mobility Routine These exercises support baseline identification through nervous system regulation. JME 155 Diaphragmatic breathing supports vagal tone and parasympathetic activation during pacing breaks. 10 breaths every 60-90 minutes throughout the day. JME 14 Chin tucks reduce upper cervical tension that accumulates during sustained activity and contributes to push-through crashes. 10 repetitions with 5-second holds. JME 1 Cervical rotation supports nervous system regulation between activity blocks. 10 repetitions each direction during pacing breaks. JME 150 Thoracic rotation restores breathing depth shallow during sustained activity and stress. 8 repetitions per direction during breaks. Start your 3-day free trial for joint-specific mobility programs that support pacing and nervous system regulation through PCS recovery. Common Mistakes Finding Baseline No baseline period. Skipping baseline period guesses pacing. Aggressive baseline estimate. Aggressive estimates trigger overload. Single-dimension baseline. Multiple dimensions need separate baselines. No tracking during baseline. Tracking essential for identification. No specialist refinement. Specialist refinement validates baseline. How long does baseline identification take? 2-4 weeks typical. 1-2 weeks low activity period followed by 1-2 weeks testing baseline estimate. Pattern emerges over weeks. Specialist support accelerates identification. Heart rate monitoring and symptom tracking essential. Buffalo Concussion Treadmill Test identifies precise exercise threshold. What if my baseline is very low? Low baselines common in PCS. Conservative low baseline supports recovery. Most patients increase baseline over months to years with consistent pacing. Specialized PCS care accelerates baseline increase. Low baseline acceptance reduces frustration and supports pacing. Patience required. Should I include exercise in my baseline? Yes, separately from other activities. Exercise baseline identified through Buffalo Concussion Treadmill Test. Subsymptom threshold heart rate guides exercise. Specialist-guided exercise progression. Most PCS patients benefit from subthreshold aerobic exercise. Exercise above threshold worsens symptoms. How do I know if my baseline is wrong? Symptoms increasing despite consistent activity at baseline. Boom-bust cycles continuing. Inability to maintain baseline activity. These signal baseline too high. Reduce baseline 20-30% and reassess. Specialist input refines. Conservative baseline outperforms aggressive baseline. Will my baseline increase over time? Yes for most patients with consistent pacing. Baseline increases 10-20% per month typical during active recovery. Specialized PCS care accelerates baseline increase. Some patients return to pre-injury baseline. Others maintain modified baseline permanently. Most achieve substantial baseline increase over months to years. References Patricios, J. S., et al. (2023). Consensus statement on concussion in sport: the 6th International Conference on Concussion in Sport, Amsterdam, October 2022. British Journal of Sports Medicine, 57(11), 695-711. PubMed Silverberg, N. D., et al. (2020). Management of concussion and mild traumatic brain injury: a synthesis of practice guidelines. Archives of Physical Medicine and Rehabilitation, 101(2), 382-393. PubMed