To cut down on drinking, try the 1-2-3 rule

Getty Images; Natalie Ammari/BI

• The US Surgeon General announced that alcohol causes cancer.
• The "1-2-3 rule" can help you cut down on drinking, especially in social settings.
• Limit yourself to 1-2 drinks a day, never exceeding three.

The US Surgeon General Dr. Vivek Murthy issued a warning Friday, saying alcohol causes cancer and no amount of alcohol is safe.

Still, going fully sober doesn't always work for everyone.

Katherine Metzelaar, a registered dietitian...