In our wrap-up of 2023’s most pressing and perhaps controversial research in the health and wellness field, Medical News Today’s editors — Andrea Rice, Maria Cohut, and Yasemin Nicola Sakay — delve into three interesting topics: The WHO’s decision to declare sucralose a potential carcinogen, the symptoms of colon cancer and the worrying rise of cases in young people, and the still-elusive male birth control pill.