1 in 8 cancer cases worldwide are caused by infections, study finds

A study published in the International Journal of Cancer found that 1 in 8 cancer cases worldwide are caused by infections. The study analyzed data from 2000 to 2018 and found that infections are responsible for 18.2% of all cancer cases, with the highest rates found in sub-Saharan Africa. The most common type of infection-related cancer was liver cancer, which accounted for 54% of all infections-related cancers. The study also found that the number of cancer cases caused by infections has increased over the past two decades.