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One-Third Wear Smartwatches; Experts Question Data Value

7/10/2026

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Summary

Story summary

2023 U.S. survey found one in three Americans wear a smartwatch and over half own a wearable tracking metrics.
Mayo Clinic’s Dr. Michael Joyner said metrics must be actionable, and noted no data show heart-rate variability improves health.
Ami Bhatt of American College of Cardiology said blood pressure, cholesterol, ApoB and smoking are key, while a 2023 American Society of Sleep Medicine report found 76 percent lose sleep over data worries.

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Story summary

2023 U.S. survey found one in three Americans wear a smartwatch and over half own a wearable tracking metrics.
Mayo Clinic’s Dr. Michael Joyner said metrics must be actionable, and noted no data show heart-rate variability improves health.
Ami Bhatt of American College of Cardiology said blood pressure, cholesterol, ApoB and smoking are key, while a 2023 American Society of Sleep Medicine report found 76 percent lose sleep over data worries.