Obesity

Energy intake and energy expenditure are minimally impacted by acute cold exposure in individuals living with obesity

Int J Obes (Lond)Published Randomised crossover study

Authors' conclusion

Although both energy expenditure and intake significantly changed, CE caused minimal impacts to energy balance in individuals living with obesity. When combined with the high levels of discomfort, these results question the efficiency of CE as an intervention able to produce meaningful changes in body weight and composition in individuals living with obesity.

Study context

Population
Individuals living with obesity (18 males)crossover
Participants
47 individuals
Comparison
90-min cold exposure vs control
Methodological detailstwo experimental sessions
  • Two experimental sessions

Primary result

As reported in the abstract

Energy expenditure, energy intake and appetite

Increase in energy expenditure over 90 min with cold exposure (CE)

18%

Increase in lunch energy intake after CE

10%

Further findings

OutcomeP value
Food reward: low-fat sweet foodsDecrease in rewarding value with CEP < 0.05
Appetite-related peptidesCE vs Control · leptin decreased with CEP = 0.004
Appetite-related peptidesCE vs Control · GLP-1 increased with CEP = 0.003

Safety

Thermal comfort and sensation both decreased significantly during exposure
P < 0.001

Original publication

Energy intake and energy expenditure are minimally impacted by acute cold exposure in individuals living with obesity. Int J Obes (Lond). Published 23 May 2025. doi:10.1038/s41366-025-01809-2

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