The Tablet That Reads Hearts From a Distance — Arthur Zang and Africa's First Medical Tablet

Cameroon's severe cardiologist shortage meant rural patients often had no realistic path to a heart diagnosis. Arthur Zang, still in his twenties, built the Cardiopad — Africa's first medical tablet — engineered specifically for clinics without reliable power or internet, not adapted from wealthier markets. A 15-18 minute read about designing for the conditions your users actually have, not the ones you wish they had.