Health and government groups spend millions advertising on websites that promote misinformation, sometimes unintentionally

By Deidre McPhillips, CNN (CNN) — In 2021, as the Covid-19 pandemic was in full swing, US Surgeon General Dr. Vivek Murthy issued an advisory warning about the spread of health misinformation. “Health misinformation is a serious threat to public health. It can cause confusion, sow mistrust, harm people’s health, and undermine public health efforts,”