Health anxiety, or illness anxiety disorder as per the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders), is characterized by preoccupation with having or developing a serious illness. People with health anxiety often misinterpret normal bodily sensations—like a slight headache or fatigue—as symptoms of a major health issue. https://thelaalttain.com/how-to-stop-googling-symptoms-understanding-health-anxiety/