December 21, 2025
O2 Ring
Nancy’s Account
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Sleep Overview
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Time Asleep
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7h 10m
Increased by 28m
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Dec 21st 7h 10m
Dec 20th 6h 42m
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Awakenings
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24
Increased by 7
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Dec 21st 24
Dec 20th 17
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Time to Fall Asleep
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0m
Decreased by 2m
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Dec 21st 0m
Dec 20th 2m
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Bedtime
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9:09 pm
Decreased by 12m
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Dec 21st 9:09 pm
Dec 20th 9:20 pm
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Time Awake
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1h 3m
Decreased by 6m
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Dec 21st 1h 3m
Dec 20th 1h 9m
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Time in REM
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1h 55m
Increased by 23m
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Dec 21st 1h 55m
Dec 20th 1h 33m
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Time in Core
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4h 49m
Increased by 11m
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Dec 21st 4h 49m
Dec 20th 4h 39m
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Time in Deep Sleep
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26m
Decreased by 5m
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Dec 21st 26m
Dec 20th 31m
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O2 Ring
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Average SpO2
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94.0
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Dec 21st 94.0
Dec 20th 94.0
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O2 Score
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100
Increased by 1
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Dec 21st 100
Dec 20th 99
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Average HR
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68
Increased by 2
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Dec 21st 68
Dec 20th 66
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HR Range
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48 - 100
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O2 statistics
O2 Ring
O2 statistics Duration 8h 20m 15s Time < 90% 0s Drops >= 3% 0 Drops >= 4% 0 Drops/hour 3% 0.0 Drops/hour 4% 0.0 Lowest SpO2 91% -
SpO2 Ranges
Time in each range, as a share of the night's recorded readings
SpO2 Ranges Range Time % 95% and above 2h 4m 38s 24.9% 90–94% 6h 15m 38s 75.1% 85–89% 0s 0.0% 80–84% 0s 0.0% 75–79% 0s 0.0% Below 75% 0s 0.0% -
SpO2Custom scale Data above scale Data below scale
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Pulse RateCustom scale Data above scale Data below scale
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MovementCustom scale Data above scale Data below scale
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Sleep Stage