Alcohol is deeply woven into our culture – from celebrations and social connection to unwinding at the end of the day. More and more research, however, is revealing just how directly alcohol affects key aspects of our health, including sleep, anxiety, inflammation and more.
Follow these tips to make healthy homemade soup
Molly Kimball and Carrigan Chauvin walk through the physiology: what alcohol actually does inside the body, why many people feel noticeably better when they cut back and how understanding the science can support a healthier relationship with alcohol.
What’s really happening when we drink
Sleep disruption
Alcohol may help us fall asleep faster, but it disrupts sleep quality. It reduces REM sleep, the stage tied to mood, memory and mental clarity. While it may help you fall asleep quickly, alcohol will cause restless sleep, and often wake up the body around 2-3 a.m.
Anxiety, mood and brain chemistry
Alcohol temporarily boosts calming neurotransmitters, which can feel relaxing at first, but as alcohol leaves the system, the brain’s stress signals ramp up, which triggers anxiety. Regular drinking can raise baseline anxiety over time.
Inflammation
Alcohol contributes to inflammation, both inside and out. When people take a break from alcohol, they commonly notice less puffiness and bloating as well as clearer skin and brighter eyes.
Ice cream without the guilt: Here are 5 low-carb options
Increased cancer risk
Alcohol is classified as a Group 1 carcinogen and is linked to increased risk of cancers, including breast, mouth and throat, colorectal, liver and esophageal. For breast cancer specifically, alcohol can increase estrogen levels and can alter DNA in breast tissue.
Heart health: separating headlines from science
The idea that alcohol is “heart healthy” came from older, flawed observational studies. Newer research shows any potential benefit is small and is outweighed by other risks. There are many safer, proven ways to support heart health, such as movement, fiber intake, quality sleep, stress management and blood pressure control.
Finding balance
This isn’t about judgment or rules: It’s about paying attention to how alcohol affects your own sleep, mood, energy and health. Consider a guided self-experiment like Alcohol Free For 40 to gather insight into just how alcohol impacts you, inside and out.
FUELED Wellness + Nutrition is powered by evamor. Learn more at evamor.com.
Molly Kimball, RD, CSSD is a registered dietitian + nutrition journalist in New Orleans, and founder of Ochsner Eat Fit nonprofit restaurant initiative. Tune in to her podcast, FUELED | Wellness + Nutrition and follow her on Facebook, Instagram and Twitter at @MollyKimballRD. See more of Molly’s articles + TV segments at www.mollykimball.com and sign up for Eat Fit Wellness Bites weekly newsletter, here. To schedule a nutrition consult with Molly’s Lifestyle Nutrition team, email nutrition@ochsner.org
Copyright 2026 Nexstar Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.
