Dr. Vivek Murthy’s report cites studies linking alcoholic beverages to at least seven malignancies, including breast cancer. But to add warning labels, Congress would have to act.

The outgoing surgeon general will have to rely on Congress and the next administration to add warnings about cancer risks to alcohol labels.

U.S. Surgeon General Vivek Murthy is calling for new warning labels on alcoholic drinks that inform consumers of the health risks — particularly an increased risk of at least seven types of cancer, including breast cancer, liver cancer and colon cancer.