Opening the Donguibogam library...
Opening the Donguibogam library...
Opening the symptom encyclopedia...

From morning to evening, many people carry an iced Americano everywhere. Along with that craving for iced drinks, do your hands and feet feel as cold as ice? That persistent cold hypersensitivity of hands and feet might be worsening because of the very water you drink every day.

Have you ever experienced your fingertips feeling cold and painful, suddenly turning blue, then white, and then red again? If you thought this only happened in cold winter winds, but found yourself unsettled when your fingertips changed color from stress or air conditioning drafts, please pay close attention to today's topic.