How Often Should I Intermittent Fast

How Often Should I Intermittent Fast?

Andrew Brewer - Intermittent Fasting Expert

Written by Andrew Brewer. Updated on January 2023.

Medically reviewed and fact checked by our team.

How Often Should I Intermittent Fast

The number of intermittent fasting windows you partake in throughout the week will be based on a few different factors. Some intermittent fasters tend to fast every day of the week, hoping for decent results within a timely manner. Other intermittent fasters opt for a couple of days each week to be devoted to fasting and the rest to remain normal.

For some, the weekly schedule is what determines how often they fast throughout the week. For others, it’s a health risk to intermittent fast every day. For many, intermittent fasting is part of their daily routine and has cemented itself as a healthy habit that their body has adapted to.

So how often should I intermittent fast?

Let’s take a quick look at the many factors that go into deciding your weekly intermittent fasting schedule. These are just a few of the many factors that affect your intermittent fasting. If you’re concerned about any health risks that could be associated with your body while intermittent fasting, check with a healthcare professional to determine whether intermittent fasting is right for you.

The Types of Intermittent Fasting

One of the first deciders on how often you should intermittent fast is which intermittent fasting method you’re partaking in. Some types of intermittent fasting come equipped with a quick and ready answer to our question. Methods like the Eat-stop-eat method where you eat normally for most of the week and then fast for two non-consecutive days every week.

With intermittent fasting methods like these, fasting more than two times a week can be harmful to your body and could cause some negative side effects. The same can be said for the 5:2 diet – eating no more than 500 calories a day for two non-consecutive days throughout the week. These can be a bit more strenuous on the body and shouldn’t be done more than two days a week.

But what about hourly fasting methods like the 16:8 or the 20:4? How often should I intermittent fast if I’m partaking in these? When it comes to the hour fasting methods, a few more factors will go into how often you should intermittent fast.

Do You Have Any Health Risks?

The biggest deciding factor on how often you should fast throughout the week is what other health-related situations are affecting your body? If you have diabetes, then intermittent fasting might not be a good idea as you shouldn’t cut yourself off from food and risk low blood sugar.

If you have any preexisting conditions, check with your doctor to see if intermittent fasting is right for you.

It All Comes Down to You

In the end, the only thing that matters is whether or not you’re healthy. If you are in perfect health, eating well, exercising, intermittent fasting every day and you start to feel a decline in your well-being, feel free to cut back! Intermittent fasting is designed to help you lose weight while keeping you healthy. So, if you start to feel unhealthy while intermittent fasting, take some days off throughout the week.

If you’re struggling to get started with intermittent fasting, then perhaps doing it every day will give you the drive to stick with it. On the other hand, if you’re struggling to keep up with intermittent fasting, perhaps cutting yourself some slack with make it less of a chore and more of an activity.

Your mental health is just as important as how often you intermittent-fast and you don’t want to convince yourself that intermittent fasting is a chore. Once it becomes a negative influence on your life it will no longer work for you. Intermittent fasting should be a fun and healthy way for you to lose weight! So fast as often throughout the week as you deem fit for you.

Don’t forget to check our recommended fasting apps to make your intermittent fasting journey easier.

Andrew Brewer

Andrew Brewer

Andrew Brewer started to give people the guidance that he never received when he was first starting. His goal is to make your goals achievable and to offer you only the best fasting apps that the internet has to offer. You're not on your own - Andrew and the entire family of reviewers at are here with you every step of the way!