Two Scales, Two Body Fat Readings: Which Do You Trust?
The same 634 mornings, two scales, 6 to 9 points apart on body fat. What the numbers are good for, and which app setting explains almost the whole gap.
Patrick Lehmann
· 7 min read
#garmin
8 articles
Gained 1.6 kg Overnight? What Your Scale Is Not Telling You
I weigh myself on two scales every morning. After a poker night, both showed +1.6 kg. What in my data is noise, and when you can see the real direction.
Patrick Lehmann
· 6 min read
Lab or Wearable, That Is the Question: How Do I Know My VO2max Is Right?
A watch does not measure your VO2max, it estimates it. Why that estimate is surprisingly good for recreational athletes and misses for the very best.
Fabian Kremser
· 5 min read
The Tracker Tango in the Data Jungle: Which Device Should I Believe?
Whoop says rest day, Garmin says threshold training. Why wearables contradict each other, and why your measurement method matters more than who is right.
Fabian Kremser
· 4 min read
Garmin & HRV: Turn On Recording — and Re-Check It After Every Update
On many Garmin watches HRV recording is off by default and gets reset by firmware updates. Here is how to enable it so obseed can analyse your HRV.
Fabian Kremser
· 4 min read
The Best HRV Apps for Endurance Athletes (2026 Comparison)
Comparing HRV apps for runners, cyclists, and triathletes: how obseed, HRV4Training, Elite HRV, WHOOP, and Garmin Connect stack up on metrics and value.
Patrick Lehmann
· 13 min read
Garmin vs Oura vs WHOOP: Which Gives You Better Sleep Data?
Sleep tracking accuracy and metrics of Garmin, Oura Ring, and WHOOP compared. Which device gives endurance athletes the most useful sleep insights?
Patrick Lehmann
· 9 min read
Your Nervous System, Decoded: HRV Analytics in obseed
60+ HRV metrics across 9 physiological categories from your wearable: Poincaré, DFA alpha-1, multiscale entropy, personal baseline, and 15-page reports.
Patrick Lehmann
· 9 min read