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  • Writer's pictureDr. Jen

Curious about Fasting?

Fasting is a dietary practice that involves abstaining from food for a specific duration. The benefits of fasting can vary depending on the duration of the fast. Here's a technical explanation of the potential benefits of different fasting durations:

  1. 12-Hour Fast (Intermittent Fasting):

    • Benefit: Improved Insulin Sensitivity

    • Explanation: A 12-hour fast, often practiced daily in an intermittent fasting schedule, allows the body to have an extended period without food intake. This can enhance insulin sensitivity, meaning the body's cells become more responsive to insulin, potentially reducing the risk of type 2 diabetes.

  1. 24-Hour Fast (One-Day Fast):

    • Benefit: Autophagy and Cellular Repair

    • Explanation: A 24-hour fast triggers a process called autophagy, where the body removes damaged cells and cellular components, promoting cellular repair and regeneration. This can contribute to improved cellular health.

  1. 36-Hour Fast:

    • Benefit: Enhanced Fat Utilization

    • Explanation: A 36-hour fast extends the period during which the body relies on stored fat for energy. This can lead to increased fat utilization and may support weight loss and metabolic health.

  1. 48-Hour Fast:

    • Benefit: Increased Growth Hormone Production

    • Explanation: Fasting for 48 hours can lead to a significant increase in the production of growth hormone. This hormone plays a role in muscle preservation, fat metabolism, and overall body repair.

  1. 3-5 Day Fast (Extended Fast):

    • Benefit: Ketosis and Cellular Regeneration

    • Explanation: An extended fast lasting 3-5 days induces a state of ketosis, where the body primarily uses ketones (produced from fat breakdown) for energy. This can have various benefits, including potential anti-inflammatory effects, improved brain function, and the promotion of stem cell regeneration, which contributes to tissue repair and overall health.

It's important to note that fasting may not be suitable for everyone, and it should be done under medical supervision, especially for extended fasts. A Continous Glucose Monitor can be a great tool when fasting. You can get one here. The benefits of fasting can vary among individuals, and the effects may depend on factors such as overall health, diet, and lifestyle.

Fasting should be approached with caution, and it's advisable to consult with a healthcare provider or registered dietitian before embarking on any fasting regimen, especially if you have underlying medical conditions or specific health goals. Proper hydration and nutrient intake during non-fasting periods are also crucial for overall health and safety during fasting. Staying hydrated with electrolytes is also important! Redmond Relyte is my favorite and doesn't effect my blood glucose! Use code Drjen for 15% off!

Not ready for fasting- what about a 3 day sardine challenge? Check out my experience here!

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