CSSD Practice Exam 2026 – Complete Study Resource

Alcohol has a notable impact on athletic performance, particularly by interfering with recovery. When athletes consume alcohol, it can lead to several negative physiological effects that hinder their recovery processes.

After intense physical activity, the body requires efficient repair and recovery mechanisms, which include muscle repair, replenishment of glycogen stores, and rehydration. Alcohol consumption can slow down these essential processes by affecting hormone levels, disrupting sleep patterns, and leading to dehydration. For instance, alcohol can inhibit the production of hormones like testosterone and interfere with sleep quality, which are vital for muscle repair and overall recovery after workouts.

The other options suggest benefits that are not substantiated by research. Alcohol does not enhance endurance, nor does it decrease the risk of nutrient deficiencies; in fact, it can lead to poor nutrient absorption and depletion of certain vitamins and minerals. Similarly, alcohol does not improve muscle repair, but rather detracts from the body's ability to recover and regenerate effectively. Thus, the understanding that alcohol interferes with recovery underscores its negative implications for athletes looking to optimize performance and recovery.