Do you know your 'sweat score'? The rise of hydration tech

Hydration-tracking technology is gaining popularity as climate change increases heatwave frequency and public awareness of health. While some question the necessity of these gadgets, experts emphasize the importance of monitoring fluid intake for cognitive and physical performance.
Why it matters
Reflects the intersection of climate change, consumer health technology, and the commercialization of personal wellness data.
Share Save Add as preferred on Google Chris Baraniuk Technology Reporter Getty Images The 2026 World Cup is the first to have mandatory hydration breaks in every game Booing fans and disgruntled pundits. One of the biggest controversies of the 2026 World Cup so far has been the hydration breaks, which – while not entirely new – are for the first time occurring twice during every match in the tournament.
The article balances the rise of the tech industry with scientific perspectives on hydration.
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