The Impact of Supplements on Sports Performance for the Trained Athlete: A Critical Analysis

The Impact of Supplements on Sports Performance for the Trained Athlete: A Critical Analysis

Elite athletes often use nutritional supplements to improve performance and gain competitive advantage. The prevalence of nutrient supplementation ranges from 40% to 100% among trained athletes, yet few athletes have a trusted source of information for their supplement decisions and expected results. This critical analysis review evaluates systematic reviews, meta-analyses, randomized control trials, and crossover trials investigating commonly used supplements in sport: caffeine, creatine, beta-alanine (β-alanine), branched chain amino acids (BCAAs), and dietary nitrates. By reviewing these supplements’ mechanisms, evidence relating directly to improving sports performance, and ideal dosing strategies, we provide a reference for athletes and medical staff to personalize supplementation strategies.

6 Ways to Level Up Your Daily Walk – The New York Times

6 Ways to Level Up Your Daily Walk – The New York Times

Experts say Americans are taking more walks than before the pandemic. Here are some ways to turn your neighborhood stroll in to an exciting workout.