WHOOP Data Last updated Save as PDF Commonly Asked QuestionsNo image availableCommonly Asked WHOOP Data QuestionsWhat does the ‘Process Now’ button do?What is the difference between Hours of Sleep and Time in Bed?Activities & Auto-DetectionNo image availableAutomatic and Manual Activity DetectionEditing or Deleting an ActivityLogging Activities & SleepSleep Auto-DetectionWhy Didn't My Activity Auto-Detect?Strain & CaloriesNo image availableHow can I increase the Strain of my workouts?How does WHOOP calculate calories burned?I've noticed a change in my calories. Why?WHOOP StrainRecovery & HRVNo image availableCardiovascular Strain vs. Muscular StrainHow can I improve my Recovery?Respiratory Rate and How to Track ItWhat is a "Normal" Heart Rate Variability (HRV)? / How Does my HRV Compare?What is Heart Rate Variability (HRV)?What is the Recovery calibration period?WHOOP RecoverySleepNo image availableEditing or Deleting Sleep DataHow can I improve my Sleep Performance?How Sleep Need is CalculatedHow to Convert NapsSleep Consistency and Sleep StagesWHOOP CyclesWHOOP SleepData AccuracyNo image availableEstablishing Optimal Signal Quality for Monitoring Heart RateWhat Affects WHOOP Accuracy?Performance AssessmentsNo image availableMonthly Performance AssessmentsWhat is the Weekly Performance Assessment (WPA)?WHOOP Year in Review FAQ