How drinking alcohol can affect your health

With the new year comes Dry January and a new surgeon general’s advisory on alcohol and cancer risk.

Moderate drinking was once thought to have benefits for the heart, but better research methods have thrown cold water on that.

“Drinking less is a great way to be healthier,” said Dr. Timothy Naimi, who directs the Canadian Institute for Substance Use Research at the University of Victoria in British Columbia.

On Friday, U.S. Surgeon General Dr. Vivek Murthy called for updating...