Researchers from Stanford Medicine analyzed what exactly occurs when someone experiences alcohol flushing, making the startling discovery that it can be indicative of life-threatening ailments.

Even just one drink can wreak havoc, experts say.Getty Images/HEXPublished in the Science Translational Medicine journal, the research looked at mice that had the same genetic variant.

“We found mice carrying this variant have impaired vascular dilatation,” co-author Joseph Wu, director of the Stanford Cardiovascular Institute, told the Daily Beast.

But even those who don’t experience the boozy blush are at risk of health consequences.Getty ImagesThen, they turned their attention to humans who volunteered to participate in the study— people who experienced impaired vascular function even after just “one standard drink.”

“Research shows that no amount or kind of alcohol is good for your health,” authors from the Canadian Centre on Substance Use and Addiction declared earlier this month on the agency’s new guidance.

While it’s great news for Dry January proponents who might otherwise feel some FOMO on nights out, the World Health Organization echoed a similar sentiment denouncing the use of the “Group 1 carcinogen.” The global agency called alcohol a “toxic, psychoactive and dependence-producing substance,” stating that no amount of alcohol can be healthy.