結果 : how smart watch detect rem sleep
2:14

CNET News - How accurately do fitness trackers monitor sleep?

CNET
115,290 回視聴 - 10 年前
5:58

How Sleep Trackers Work - A Look Inside Your Fitness Tracker

Uma Abu
37,636 回視聴 - 1 年前
13:29

The bizarre flashing lights on a smartwatch

Steve Mould
2,904,639 回視聴 - 1 年前
4:00

Should you use a sleep tracker?

Sleep Doctor
26,519 回視聴 - 1 年前
1:39

Why You Should Stop Using Sleep Apps - Professor Russell Foster

Deep Dive with Ali Abdaal
65,597 回視聴 - 2 年前
12:22

How to Use a Sleep Tracker to (Actually) Improve Your Sleep

Sleep Doctor
28,818 回視聴 - 11 か月前
18:20

Apple Watch : Scientific Sleep Test

The Quantified Scientist
1,066,480 回視聴 - 2 年前
12:05

I Tested Apple Watch's Sleep Tracking (vs Sleep Lab)

Shervin Shares
117,577 回視聴 - 5 か月前

-
19:47

YoR by Letsfit Waterproof Smart Ring with Charging Case,...

HSNtv
130 回視聴 - 1 日前
7:11

😴 Apple Watch For Sleep Apnea Diagnosis 🛌

CPAP Reviews
12,937 回視聴 - 8 か月前
6:38

The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg

TED
2,063,624 回視聴 - 6 年前

-
0:47

Noise Smart Watch : How to Track Sleep in ColorFit , X-Fit , NoiseFit

Techsore
42,388 回視聴 - 2 年前
4:17

how fitness band tracks sleep | how do fitness bands track sleep | fitness band sleep tracking

Tejasva Chandel
26,657 回視聴 - 3 年前
16:02

Can you trust your smartwatch?

Andrew Steele
426,361 回視聴 - 1 年前
9:12

Apple Watch Sleep Tracking Setup Guide & Tutorial

CPAP Reviews
301,969 回視聴 - 1 年前
14:06

I Wore 22 Sleep Trackers... This One's Best!

Shervin Shares
297,055 回視聴 - 1 年前
2:01

Tutorial - What is REM

Garmin India
392 回視聴 - 6 年前
2:17

Dangerous Side Effects Reported From Popular Fitness Trackers

CBS New York
102,162 回視聴 - 6 年前
0:50

How to enable sleep tracking in smartwatch/ Noise colorfit pulse grand 🔥🔥

Blackglass Reviews
20,956 回視聴 - 2 年前
4:48

A walk through the stages of sleep | Sleeping with Science, a TED series

TED
635,279 回視聴 - 4 年前