McCall McPherson is the founder of Modern Thyroid Clinic and the owner of Thyroid Nation, a large thyroid advocacy platform. She is a physician assistant, recentTEDx speaker and a thyroid expert by way of being a thyroid patient.
Updated on
Jan 30, 2026
Medical
Data safety
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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.