Saunas are having a moment right now, thanks to a surge of interest in wellness. Enthusiasts cite a range of health benefits. Research shows it's not just hype.
Infrared exercise combines intense workout routines with infrared heat, usually in a sauna, to boost metabolism, flexibility and circulation.
From icy plunges to communal saunas, Nordic heat-and-cold rituals are becoming one of the fastest-growing global wellness trends.
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