Alcohol and Fitness: How Even Moderate Drinking Can Undermine Your Workout Goals
While many people view a glass of wine or a beer as a harmless reward after a tough workout, emerging research shows that alcohol consumption—even at moderate levels—can significantly impair exercise recovery, muscle growth, performance gains, and long-term fitness progress.
\Experts have examined the physiological effects of alcohol on the body in the context of an active lifestyle, drawing on studies from sports medicine, nutrition science, and exercise physiology. Key findings include:
Delayed Muscle Repair and Growth — Alcohol suppresses protein synthesis (the process of building new muscle tissue) by up to 37% when consumed post-exercise. It also elevates cortisol (a catabolic stress hormone) while lowering testosterone, creating a hormonal environment that favors muscle breakd...