“The holidays generate both positive and negative emotions, and drinking is one of the methods that people often use to cope,” said Dr. Karen Miotto, clinical professor of psychiatry at the University of California, Los Angeles. “With habitual, heavy drinking, people tend to develop tolerance,” she said. However, “even if your speech is not slurred, alcohol may still be affecting your motor coordination there is nothing wrong with enjoying yourself or unwinding, listen to your body and stay safe.