What does "Recent Change in Time out of Bed" mean?

The "Recent Change in Time out of Bed" trend notification is sent when there is a significant change in the time the individual got out of bed in the last 24 hours compared to the average in the previous 7 day period, which could suggest alternations in morning routines. 

Select the trend notification to see the change in time out of bed in the last 24 hours compared with the previous 7-day average.