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Combine High Intensity Interval Training and Interval Fasting – Healing Practice



This is how intermittent fasting and HIIT work

A combination of intermittent fasting and high intensity interval training reduces existing fat mass and visceral adipose tissue significantly more than either measure alone.

In a new study involving experts from norwegian university of science and technology were the single and combined effects of temporary food intake (intermittent fasting) and high intensity interval training (HIIT) examined. The results are published in the journal “Cell metabolism“published.

Intermittent fasting and interval training

Time-restricted food intake has been shown to improve cardiometabolic health of people with Overweight. According to the researchers, this also applies to high-intensity interval training. The new study aimed to clarify whether a combination of these two approaches is more effective than either alone.

The team initially divided 131 women into four groups. A group led exclusively high intensity interval training through. The second group stuck to one time-limited food intake. The third group combine the two approaches and the fourth group formed the control group.

All participants were overweight or obese. In addition, the women had risk factors for cardiometabolic diseases such as Type 2 diabetes and cardiovascular illnesses in place, according to experts.

With time-restricted food intake, all calories consumed daily were less than one 10 hour time window checked in. The high-intensity training was performed three times per week and included exercises designed to 35 minutes 90% of the maximum heart rate must be reached. These trainings were medically supervised.

Blood pressure and cholesterol measured

The period of the interventions carried out was seven weeks. Before and after the study different measures done to women.

For example, blood pressure, body mass index (BMI), blood fat and cholesterol levels as well as blood sugar and insulin levels were measured, the team reports.

Significant improvements in combination of measures

It was found that participants who combined the two approaches blood sugar level turned out to be significantly better in the long run. The combination of intermittent fasting and HIIT also led to an above-average rate Reduction of total and visceral fat massreports the team.

According to the researchers, however, no statistically significant differences were found in blood lipid levels, appetite hormones and vital parameters compared to the control group.

Diet and exercise are crucial

The results of the study highlight the importance of both nutrition as good as exercise habits to change if we want to improve general health and reduce the risk of disease, conclude the researchers.

Intermittent fasting also has the benefit of count calories is not necessary in this case. High intensity training can also be completed by people who sit a lot during the day and need it not much timeaccording to the author of the study Trina Moholdt in a Press release.

Author and source information

This text corresponds to the requirements of the specialized medical literature, medical guidelines and current studies and has been verified by health professionals.


  • Kamilla L Haganes, Catalina P Silva, Svala K Eyjólfsdóttir, Sandra Steen, Martine Grindberg, et al. in: Cell Metabolism (published on 2022-10-04), Cell metabolism
  • Cell Press: Combination of time-restricted eating and HIIT improves health measures in obese women (published 04/10/2022), Cell press

Important Note:
This article contains general advice only and should not be used for self-diagnosis or treatment. It cannot substitute a visit to the doctor.

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