Understanding your health data.
Calm, precise writing on HRV, sleep, nutrition, movement, and stress. For people who already track and want to understand what the data actually means, over weeks and months.
Nutrition Whole Grains, Vegetables, and Legumes: The Longevity Pattern That Holds Up Whole grains, vegetables, and legumes aren't a protein strategy — but they're some of the most consistently health-protective foods in the longevity literature. Here is what the evidence actually shows, and why pattern matters more than any single food.
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Stress & Recovery What Your Wearable's Stress Score Is Actually Measuring Wearable stress scores draw on a single physiological signal. What it measures, why the same number can mean very different things, and how to read the pattern rather than the daily reading.
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Nutrition You're Probably Calculating Your Protein Target from the Wrong Number For overweight adults in a weight-loss phase, the number most people use to calculate protein intake is the wrong one. What the evidence says to use instead, and why it matters especially for women 40 and over.
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Sleep Why Your Apple Watch Sleep Score Does Not Tell the Whole Story Apple Watch sleep tracking has real limits. What your sleep score actually measures, what it misses, and how to read wearable sleep data more usefully.
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HRV What Is HRV — and Why Does It Keep Changing? Your wearable reports a number every morning. What heart rate variability actually measures, why it fluctuates, and how to read it without fixating on it.
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