What happened: Real Madrid footballers have been seen wearing blue masks while performing high-intensity training exercises. These masks are designed to regulate breathing during physical activity.
Why it matters:
- The masks aim to improve players' respiratory efficiency and endurance.
- Enhanced training methods could impact player performance in upcoming matches.
MNN Take: The use of breathing masks in training is a technique to simulate altitude conditions, helping athletes adapt and potentially boost fitness levels.
Sources: BBC Sport