What's known as "Dry January" is the time of year when participants go 31 days without drinking alcohol, and there's no better time to start than today.

Soon after quitting alcohol you may notice improved mood, sleep, and blood pressure. There are also long-term benefits for the liver, heart, and brain.

There is little evidence that detox cleanses do what they claim — and experts say your body already has a highly effective detox system in place.