The Jerzy Kukuczka Academy Of Physical Education In Katowice

This study compares the effects of a ketogenic diet (high fat, very low carb) and a vegetarian diet (plant-based) against a standard mixed diet on gut bacteria, inflammation, and blood markers. Over 12 weeks, 200 adults aged 18-60 will provide stool and blood samples to track cha…

This study gives 200 athletes either high-dose vitamin D3 (4,000 IU daily) or a placebo for 4 to 8 weeks. Researchers measure changes in vitamin D levels, hormones, muscle function, cognitive performance, and body composition. The goal is to see if extra vitamin D improves athlet…

This study looks at how common muscle and joint problems are among instrumental musicians. Researchers will survey 450 musicians, both professional and hobbyists, to understand how pain affects their playing and daily life. The goal is to gather information, not to test a treatme…