Sales Exceed 50,000 Units: What Lee Mi-Sook and Sunwoo Yong-Yeo Use Before Bed for a Sound Sleep All Night

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SleepySol is a wearable device that improves sleep quality and concentration by regulating brainwaves through microcurrent stimulation. It has solidified its position by surpassing 50,000 units in sales and has proven its technological prowess through clinical trials at Seoul National University Bundang Hospital and certification from the American Sleep Foundation. It is garnering attention as a non-pharmacological solution that helps restore th…