When it comes to cancer risks, many people fear radiation the most. Some say that mobile phone radiation can damage brain cells, leading to a higher incidence of certain brain tumors; others claim that radiation from power lines is harmful to the body, causing children to develop terrible leukemia; some even avoid medical treatment, believing that CT scans are also carcinogenic! Are everyday items like microwave ovens, Wi-Fi, and mobile phones, which we cannot live without, truly carcinogenic? In this issue, let’s explore what kind of radiation can cause cancer!