Male athletes at the World Cup are wearing an unusual piece of equipment: sports bra-shaped devices. According to Nautilus, these garments are tools for scientific monitoring, not athletic support. They measure real-time performance data like heart rate and exertion levels, helping teams and athletes gain insights during competition. It's another example of how professional sports increasingly relies on biometric data to drive performance optimization.

Listen to this story

Hear this and more stories in a personalized audio briefing.

Open The Chonkerton