46 مقالة
Your Whoop or Oura measures movement, heart rate and temperature. What it does not measure: your hormones. The honest co...
Awake at three every night? Waking briefly is normal, staying awake is not. The causes, plus when this becomes a questio...
Sleep deprivation costs you muscle while cutting, raises your injury risk and makes you hungrier. The numbers from the r...
Your sleep stages in numbers: how long a cycle lasts, what percentage per stage is normal, and why your watch pie chart...
Deep sleep is the stage where your growth hormone peaks. How much you need, why it declines with age, and what actually...
Better sleep pays off more than any supplement. What the science shows about sleep, performance and the blood values tha...
Sweat costs you fluid and electrolytes. How much sodium and potassium you lose, whether they help against cramp, and whe...
Zinc plays a role in your testosterone, but only with a deficiency. The nuance, how to spot a shortfall, and how to test...
B12 is needed for your red blood cells and your energy. How to spot a deficiency, how to test it, and how active B12 and...
Many athletes drop to a low vitamin D level in winter. How to spot a deficiency, how to measure it and how to adjust.
The Whoop panel measures 43 biomarkers for recovery, longevity and heart. A BIG-registered doctor reviews your results....
The InsideTracker panel measures 35 biomarkers for performance, recovery and hormones. Every result reviewed by a BIG-re...