Over the past decade, millions of Americans, myself included, have started quantifying our daily activity and biomarkers using wearables such as smartwatches and rings. First, it was activity tracking, then heart rate, and then sleep. More recently, over-the-counter continuous glucose monitors became widely available, giving broad access to real-time insights into the state of our…
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Last year, I used a continuous glucose monitor (CGM) for the first time, and it completely changed how I eat. After a couple of weeks using an over-the-counter Stelo CGM, I learned that sugary snacks shoot my blood sugar into the stratosphere, salads and veggies keep it at a manageable level, and light exercise, even…