Acute Effects of Different Plyometric and Strength Exercises on Balance Performance in Youth Weightlifters.

High-intensity muscle actions have the potential to temporarily improve the performance which has been denoted as postactivation performance enhancement. This study determined the acute effects of different stretch-shortening (fast vs. low) and strength (dynamic vs.

Physiological Responses and Performance Analysis Difference between Official and Simulated Karate Combat Conditions.

Purpose: This study aimed to compare physiological responses and time-motion analysis between official and simulated karate combat.

Methods: Ten high-level karatekas participated in this study, which included official and simulated karate combat.

Results: Karatekas used more upper-limb attack techniques during official combat compared to simulated ones (6±3 vs 3±1; P=0.