LUXLY GLOSSARY

Intermittent fasting

In short

Intermittent fasting means eating within fixed time windows and deliberately taking breaks in between. The best known is 16:8: 16 hours without food, 8 hours with.

Best-known method
16:8
Others
5:2, 14:10, 24 hours once a week
Meant for
Everyday life, no cure house needed
Well proven
Weight loss through fewer calories

Intermittent fasting is less about what you eat than when. With 16:8 you usually skip breakfast or dinner. With 5:2 you eat normally on five days and very little on two days a week, about 500 to 600 kilocalories.

Research shows that many people lose weight with it, mainly because they eat less overall. Whether intermittent fasting has further benefits over a balanced diet with the same calories is not yet clearly proven. The biggest advantage is often practical: a simple rule is easier to stick to than constant calorie counting.

Intermittent fasting is something for everyday life. If you are looking for a longer break for your body, with support, rest and a fresh start with food, a fasting cure suits you better, for example Buchinger, Mayr or alkaline fasting.

Good to know

  • With diabetes, regular medication or during pregnancy, only after talking to a doctor.
  • Within the eating window, what is on your plate still matters.
  • Water, unsweetened tea and black coffee are usually allowed during the fasting hours.

At Luxly

Houses where you can experience it:

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More in the guideIntermittent fasting or a fasting retreat: what is the difference?

Frequently asked questions

Which intermittent fasting method is best?

The one you can stick to. For beginners 16:8 is the easiest, because a large part of the fasting time falls during the night.

Is intermittent fasting the same as therapeutic fasting?

No. With intermittent fasting you eat every day, just within a shorter window. With Buchinger fasting you go without solid food almost completely for several days, usually with support.

Can you do intermittent fasting on holiday?

Yes, but a cure at a health hotel usually works differently: there is a set plan for food, exercise and rest, often with medical supervision.

Related terms

Updated on 17 October 2026

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