An expert in the risks of alcohol drank heavily for years. His 'dry by default' rule helped him drink less, lose weight, and live a fuller life.

Richard Piper

• The US Surgeon General has released a new report highlighting that moderate drinking can cause cancer.
• Richard Piper, an alcohol harm expert used to drink heavily.
• His 'dry by default' rule helped him reduce the risks of drinking without going sober.

This story was originally published in November 2024. On January 3, 2025, the US surgeon general said drinking alcohol was a leading risk factor for developing cancer.