EXERCISE PERFORMANCE

This study tests whether a beetroot-based drink can improve repeated sprint performance in trained athletes. Ten healthy athletes will try the beetroot drink and a placebo on separate days, then do six all-out 35-meter sprints. Researchers will measure power, fatigue, heart rate,…

This study looks at whether taking creatine supplements helps the body adapt to exercising in hot conditions. Healthy men aged 18-27 will take either creatine or a placebo daily while doing supervised workouts in a heated room. Researchers will measure changes in hydration, blood…

This study looks at how listening to loud sounds through headphones changes your heart rate, breathing, and how hard exercise feels. Healthy volunteers aged 18 to 30 will walk on a treadmill twice—once with no sound and once with loud sound—while their body responses are measured…

This study looks at how taking caffeine in different ways—daily low doses, gradually increasing doses, or only on workout days—affects muscle growth and strength in 180 young men who don't normally drink caffeine or exercise with weights. Participants will follow two 4-week super…