Best Running app Runna*

Fitbit Air vs WHOOP | Scientific Test!

86K views · 2026-05-29 13:00:06

NEW Oura Ring 5: Didn't See That Coming!

36K views · 2026-05-28 17:20:12

Fitbit Air Ultimate Scientific Review!

254K views · 2026-05-26 13:00:15

Huawei Watch Fit 5 - SCIENTIFIC Review!

28K views · 2026-05-24 12:00:05

Fitbit: Scientific Sleep Test!

86K views · 2026-05-23 14:00:15

The Fitbit Air Found WHOOP’s Weak Spot!

116K views · 2026-05-15 16:48:39

Fitbit Air: The $99 Future of Fitbit (WHOOP alternative)

130K views · 2026-05-07 14:00:05

Huawei Watch Fit 5 Pro - NEW SLEEP TRACKING! (+ HR and GPS Scientific Review)

55K views · 2026-05-07 08:30:00

You Don't Need A New Smartwatch!

30K views · 2026-05-03 12:00:34

Amazfit Active 3 Premium - FULL Scientific Review!

35K views · 2026-04-25 12:01:23

Amazfit Helio Strap Accessory Upgrade! (Scientific Review)

43K views · 2026-04-19 12:01:12

Huawei Band 11 - FULL Scientific Review!

29K views · 2026-04-12 12:00:40

Garmin Is BAD At Sleep Tracking. And That's Okay!

38K views · 2026-04-05 12:00:05

The Moto Watch Surprised Me (Motorola + Polar Review)

22K views · 2026-03-28 14:00:06

Is the NEW Polar Street X Worth It?

20K views · 2026-03-25 11:00:06

Garmin Sensors: Newer ≠ Better?

36K views · 2026-03-22 14:01:30

VO2 Max Smartwatch Accuracy TESTED! (Apple, Garmin, COROS, Suunto, Polar, Pixel, Amazfit, Samsung)

45K views · 2026-03-13 13:01:27

They Didn't Want Me To Review This - COROS Pace 4 (Scientific Test)

62K views · 2026-03-08 13:01:32

Best Running Watch? Scientific Review: Huawei Watch GT Runner 2

35K views · 2026-02-26 14:30:18

Huawei Band 11 Pro - Scientific Review

75K views · 2026-02-26 14:01:06

HUME Band: DO NOT GET THIS! (Scientific Review)

74K views · 2026-02-21 14:00:52

Amazfit T-Rex Ultra 2: A True Garmin Competitor

31K views · 2026-02-19 14:01:27

Apple Watch VO2 Max Accuracy! (Scientific Review)

35K views · 2026-02-14 14:00:39

We Studied 15 Wearables In A Sleep Lab!

51K views · 2026-02-11 14:01:08

The Future Of Wearables (Is Here)!

59K views · 2026-02-07 13:01:01

Amazfit Helio Strap: 6-Month Scientific Review

125K views · 2026-02-04 14:01:32

Best Wearables I Use Every Day

71K views · 2026-01-31 14:00:05

Polar Loop: Long-term Scientific Review (Watch Out WHOOP!)

60K views · 2026-01-28 14:01:21

Galaxy Watch 8 Classic - SCIENTIFIC Review (Better Than Normal Version?)

23K views · 2026-01-23 14:00:47

Best Wearables for Sleep Tracking: 2026 Update! (Scientific Review)

52K views · 2026-01-20 15:01:31

Samsung Galaxy Ring in 2026: Updates Fixed It?! (Scientific Review)

34K views · 2026-01-10 15:01:46

Best Wearables To Get Fit in 2026 According to Science!

83K views · 2026-01-05 15:00:15

Your Apple Watch Just Got Better!

60K views · 2026-01-01 15:01:30

NEW Amazfit Active Max - BEST Smartwatch Under 200$!? (Scientific Review)

58K views · 2025-12-30 08:01:18

Can WHOOP and Oura Predict How You Feel? Scientific Test!

27K views · 2025-12-27 13:01:32

Galaxy Watch Ultra - In-depth Scientific Review! (BEST Samsung Smartwatch Yet)

23K views · 2025-12-23 13:02:03

Smartwatch Buying Guide: Best Pick for Every Person (Science‑Based)

136K views · 2025-12-14 13:01:47

The Apple Watch’s Deep Sleep Problem!

56K views · 2025-12-11 13:00:44

Garmin's WHOOP Alternative: A Science-based Wish List!

45K views · 2025-12-01 18:25:35

Galaxy Watch 8 - FINALLY BETTER! (Scientific Review)

41K views · 2025-11-30 13:01:43

BEST Budget Wearables Under 100$! Scientific Review.

49K views · 2025-11-23 14:00:56

Best Wearables Under 250$. SCIENTIFIC REVIEW!

42K views · 2025-11-22 13:00:15

NEW EDITION Amazfit T-Rex 3 Pro - Scientific Review Of Small T-Rex

37K views · 2025-11-19 13:01:03

Garmin's Sleep Tracking - Scientific Test! (Garmin Index Sleep Monitor Review)

31K views · 2025-11-16 13:00:16

Apple Watch Series 11 - Two Months Later! (Scientific Review)

51K views · 2025-11-13 13:00:24

Garmin Venu 4 - Scientific Long-term Review!

56K views · 2025-11-08 13:00:34

Your Amazfit Helio Strap Just Got Better!

147K views · 2025-11-06 13:01:03

 AirPods Pro 3 - Scientific Long-term Review

19K views · 2025-11-01 13:01:55

BEST Ways To Measure Heart Rate - Scientific Test!

58K views · 2025-10-30 13:00:45

NEW Fitbit App: All-in on AI!

34K views · 2025-10-27 17:01:13

Best Wearables for Sleep: Scientific Rankings

116K views · 2025-10-25 12:00:42

FAKE Scientists & Cheap Hardware! HUME Band Review

158K views · 2025-10-22 12:00:03

WHOOP Strap MG/5.0 - Ultimate Scientific Review (It Got BETTER!)

86K views · 2025-10-18 12:01:51

Why The Apple Watch Is So GOOD!

19K views · 2025-10-12 12:01:43

Pixel Watch 4 - Full Scientific Review (BETTER and BETTER, but...)

96K views · 2025-10-08 17:00:27

Best Smartwatches For Sports & Health (Scientific Review)

165K views · 2025-10-07 06:00:36

Amazfit Helio Strap SPECIAL EDITION: Amazing Changes?

75K views · 2025-10-06 12:00:50

Apple Watch Ultra 3 - Full Scientific Review (Apple Did It!)

75K views · 2025-10-05 12:01:02

NEW Pixel Watch & Fitbit Sleep Tracking! (Scientific Review)

37K views · 2025-10-04 12:00:31

Suunto Vertical 2 - Scientific Review (I LOVE it, but it's FLAWED!)

43K views · 2025-09-30 08:00:42