Continuous glucose monitors used to be only for people with diabetes, but now they are being marketed to everyone as a window into how your food affects your blood sugar. The appeal is real, watching your glucose spike and crash after meals can change how you eat, but it is worth being honest about whether you actually need one.The device is a small sensor worn on the arm that reads your glucose levels all day and streams them to your phone, giving you a graph of how every meal, workout, and bad night of sleep moves your blood sugar. For someone with diabetes, that data is life-changing, and it has genuinely improved how the condition is managed.
For everyone else, it is fascinating but also easy to over-interpret, because a glucose spike after
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