V National Scientific Conference “Practical Sport Psychology. The versatile development of the athlete “

The next conference took place on 10 and 11 May, it was the 5th National Scientific Conference “Practical Sport Psychology. The versatile development of the athlete “on which Anna Ussorowska delivered the speech Fri. “Measurement of addiction to physical activity – psychometric properties of Exercise Addiction Inventory”. Piotr Bereznowski was the co-author of this speech.