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A wave of new research challenges gym-age routines that many Thais treat as non-negotiable after every workout. The idea that finishing with stretches or easy cycling helps recovery may not be as essential as once believed. As many people in Thailand juggle busy schedules, this shift could ease daily fitness habits while still supporting health and performance. But when does cooling down matter?

For years, clinics, Bangkok gyms, and online coaches have urged a cooldown to “flush out lactic acid” and speed recovery. A recent feature in a leading U.S. publication cites exercise scientists who say the evidence supporting mandatory cooldowns is weak. While warm-ups remain well-supported for injury prevention and performance, robust data on cooldowns is limited. The takeaway: cooldowns may not be required after every session.

A fresh wave of scientific evidence is shaking up fitness conventions worldwide, with new research suggesting that the cooldown at the end of a workout—long considered a must-do for everyone from Muay Thai warriors to yoga devotees—might not be as crucial as once thought. As millions of Thais rush to squeeze exercise into increasingly over-scheduled days, this finding could bring welcome relief, challenging deeply ingrained habits and gym traditions. But what does this mean for everyday fitness enthusiasts, and are there situations where cooling down still matters?