@interface HKMobilityAnalyticsUtilities : NSObject + (id)numberOfDaysBetweenStartDate:(id)a0 endDate:(id)a1; + (id)activeWatchProductType; + (id)ageWithHealthStore:(id)a0 error:(id *)a1; + (id)biologicalSexWithHealthStore:(id)a0 error:(id *)a1; + (id)payloadStringForBiologicalSex:(id)a0; + (id)payloadValueForAge:(id)a0; + (id)yearsBetweenStartDateComponents:(id)a0 endDate:(id)a1; @end