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Going to the sauna with diabetes

During a sauna visit, various changes occur in the body that can affect people with diabetes. Always consult your doctor before planning a sauna visit. This advice applies to both type 1 and type 2 diabetes patients.

How a sauna visit affects diabetes
The increase in body temperature triggers temporary physiological changes that can influence diabetes:

  • Changes in certain hormone levels in the blood.

  • Increased concentrations of some hormones, such as growth hormone and cortisol, can raise blood sugar levels.

  • Significant fluid loss in the sauna may cause a slight reduction in blood volume, which can increase blood sugar concentration.

  • Dilated blood vessels cause insulin to be absorbed more quickly, potentially leading to fluctuations in blood glucose levels (source: diabete.qc.ca/en/understand-diabetes/practice/warned/spa-sauna-et-massotherapie).

Make sure to stay well hydrated during your sauna day. It’s also wise to have a few quick sugars on hand, just in case. Ask your doctor for specific guidelines—such as how long you may stay in the sauna—to enjoy your visit safely and worry-free.

Alternatives at Thermen
If you prefer not to use the saunas, you can still fully enjoy your day at Thermen. Our beauty center offers a wide range of relaxing treatments—from massages to facials and full body treatments—that provide deep relaxation for both body and mind.