
National Sauna Week: wellness with great prizes
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From Monday 14 to Friday 18 September 2026, the Belgian Sauna Association is organising National Sauna Week. And of course, Thermae Boetfort and Thermae Grimbergen are taking part too!
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During your sauna visit, your body starts to sweat to cope with the heat, which means you lose fluids.
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Alcohol also removes fluids from the body and excessive alcohol consumption can even cause dehydration. A small glass of wine with lunch or dinner is fine, but we certainly don’t recommend downing lots of cocktails between two sauna sessions. Still fancy a sweet drink? Try one of our mocktails, we have more than ten listed on our menu! Don’t forget to drink plenty of water during your day at the sauna to keep your fluid levels balanced. Headache during your sauna visit? This can be a sign that you either haven’t drunk enough or cooled off properly after the sauna session.
By the way, did you know that coffee and black tea also have a diuretic effect and that it is best to limit your consumption of these drinks during your day of wellness?

- Promo - Promo
From Monday 14 to Friday 18 September 2026, the Belgian Sauna Association is organising National Sauna Week. And of course, Thermae Boetfort and Thermae Grimbergen are taking part too!

- Aufguss - Aufguss
Heat and scent come together in one intense wellness moment. But what exactly is an Aufguss session? Find out how our sauna masters prepare this sauna ritual and how these sessions affect you!

- Saunavacation - Saunavacation
Fancy a mini-break without the usual hassles that come with travelling to far-flung destinations? In this blogpost, we reveal why a summer overnight stay in the wellness hotel of Thermae Boetfort just outside Brussels feels like a real pampering treat!
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