Intermitent Fasting

The role of intermittent fasting in managing high blood sugar

Intermittent fasting has become a popular topic in recent years for its potential health benefits, including its ability to help manage high blood sugar levels. In this article, we will explore the role of intermittent fasting in managing high blood sugar and its benefits and risks.

What is Intermittent Fasting?

Intermittent fasting (IF) is an eating pattern that involves alternating periods of fasting and eating. There are several different types of intermittent fasting, but the most common are:

  • 16/8 method: This involves fasting for 16 hours and eating within an 8-hour window.
  • 5:2 diet: This involves eating normally for 5 days and restricting calorie intake to 500-600 calories for 2 non-consecutive days.
  • Alternate-day fasting: This involves fasting every other day, consuming only 500-600 calories on fasting days.
Intermittent Fasting
How Does Intermittent Fasting Affect Blood Sugar?
Blood Sugar Control

Intermittent fasting has been shown to have several beneficial effects on blood sugar control. One study found that intermittent fasting improved insulin sensitivity, which is the body’s ability to respond to insulin and regulate blood sugar levels. Improved insulin sensitivity can reduce the risk of developing type 2 diabetes and help manage blood sugar levels in those with the condition.

Another study found that intermittent fasting reduced fasting blood sugar levels in people with prediabetes. In addition, intermittent fasting has been shown to reduce inflammation in the body, which is associated with insulin resistance and high blood sugar levels.

Benefits of Intermittent Fasting for Managing High Blood Sugar
  1. Improves insulin sensitivity: Intermittent fasting can improve the body’s ability to respond to insulin and regulate blood sugar levels, reducing the risk of developing type 2 diabetes and managing blood sugar levels in those with the condition.
  2. Reduces inflammation: Intermittent fasting has been shown to reduce inflammation in the body, which is associated with insulin resistance and high blood sugar levels.
  3. Promotes weight loss: Intermittent fasting can promote weight loss, which is important for managing high blood sugar levels. Excess weight can lead to insulin resistance and high blood sugar levels.
  4. Simplifies meal planning: Intermittent fasting can simplify meal planning, as it eliminates the need to plan and prepare several meals throughout the day.
Risks of Intermittent Fasting

While intermittent fasting has potential benefits for managing high blood sugar levels, it may not be suitable for everyone. Some people may experience side effects, such as:

  1. Hunger: Fasting can cause hunger, which can be difficult to manage for some people.
  2. Headaches: Some people may experience headaches during fasting periods.
  3. Fatigue: Fasting can cause fatigue, especially in the beginning stages.
  4. Irritability: Fasting can cause irritability, especially in the beginning stages.

It’s important to talk to your healthcare provider before starting intermittent fasting, especially if you have a medical condition or are taking medication.

In conclusion, intermittent fasting has potential benefits for managing high blood sugar levels, including improved insulin sensitivity, reduced inflammation, and weight loss. However, it may not be suitable for everyone and can cause side effects like hunger, headaches, fatigue, and irritability. As always, it’s important to talk to your healthcare provider before starting any new diet or exercise regimen.

Scientific References:

Antoni, R., Robertson, T. M., Robertson, M. D., & Johnston, J. D. (2018). A pilot feasibility study exploring the effects of a moderate time-restricted feeding intervention on energy intake, adiposity and metabolic physiology in free-living human subjects. Journal of Nutritional Science, 7, e22.
Gabel, K., Hoddy, K. K., Haggerty, N., Song, J., Kroeger, C. M., Trepanowski, J. F., Varady, K. A. (2018). Effects of 8-hour time restricted feeding on body weight and metabolic disease risk factors in obese adults: A pilot study. Nutrition and Healthy Aging, 4(4), 345–353.
Mattson, M. P., Longo, V. D., & Harvie, M. (2017). Impact of intermittent fasting on health and disease processes. Ageing Research Reviews, 39, 46–58.
Stekovic, S., Hofer, S. J., Tripolt, N., Aon, M. A., Royer, P., Pein, L., Sourij, H. (2019). Alternate day fasting improves physiological and molecular markers of aging in healthy, non-obese humans. Cell Metabolism, 30(3), 462–476.e5.
Alhamdan, B. A., Garcia-Alvarez, A., Alzahrnai, A. H., Karanxha, J., Stretchberry, D. R., Contrera, K. J., ... & Efficacy of Intermittent Fasting on Body Composition and Cardiometabolic Health (EIFBCC) Research Team. (2019). Alternate-day versus daily energy restriction diets: which is more effective for weight loss? A systematic review and meta-analysis. Obesity Science & Practice, 5(2), 216-231.
Harvie, M. N., Pegington, M., Mattson, M. P., Frystyk, J., Dillon, B., Evans, G., Howell, A. (2011). The effects of intermittent or continuous energy restriction on weight loss and metabolic disease risk markers: A randomized trial in young overweight women. International Journal of Obesity, 35(5), 714–727.