How Fasting Boosts Health and Productivity

3 Apr, 2023 | Read in 6 minutes

Unlock the power of fasting to improve your health and productivity. Get tips on how to stay motivated and consistent with your fasting routine.


Fasting has become increasingly popular in recent years. While some people fast for religious reasons, such as Ramadan Fasting, others do it for weight loss or improved health. Not only for weight loss, and health benefits but fasting is also a tool for enhancing productivity.

One of the greatest difficulties people face nowadays when trying to work well or reach their full potential is staying focused and productive. Even though we want to concentrate and be productive, we often get distracted by things like wanting a drink of coffee or eating tasty food.

So, the concept of fasting helps our body to restart and rejuvenate, repairing the damage caused by the unhealthy things we consume on a daily basis. In this blog post, we will explore the definition of fasting and how fasting can benefit both your health and productivity. We'll also cover practical tips for incorporating fasting into your daily routine.

What is Fasting?

According to The National Library of Medicine, fasting is the practice of abstaining from food and drink for a certain period of time. Fasting has been scientifically proven to have several health benefits. When we fast, our body adapts to food scarcity by activating several physiological mechanisms, including autophagy, ketosis, and improved insulin sensitivity.

In addition to these mechanisms, fasting has been shown to have numerous health benefits, such as weight loss, improved blood lipid profiles, reduced inflammation, and lower risk of chronic diseases such as type 2 diabetes, heart disease, and cancer.

Benefits of Fasting for Health

According to the Boulder Medical Center, fasting has numerous health benefits. We'll cover some main benefits of how fasting improves health.

1. Promoting weight loss

Fasting can help you lose weight in several ways. When you fast, you are consuming fewer calories, which means that your body needs to find other sources of energy to keep functioning. One way it does this is by breaking down the stored fat in your body, which can lead to weight loss.

Fasting also triggers the production of a hormone called norepinephrine. This hormone can help break down body fat and make it available for your body to use as energy. By increasing norepinephrine levels, fasting can help you burn more fat and lose weight.

Furthermore, fasting can help reduce insulin levels in your body. Insulin is a hormone that helps your body store excess calories as fat. When you fast, your insulin levels decrease, which can lead to decreased fat storage in your body. This can help you lose weight.

2. Improving blood sugar control

Fasting can help improve your body's ability to control blood sugar levels. Insulin is a hormone that helps your body regulate blood sugar levels by moving sugar from your bloodstream into your cells to be used as energy. When your body becomes less sensitive to insulin, it can lead to high blood sugar levels, which can increase your risk of developing type 2 diabetes.

Fasting has been shown to improve insulin sensitivity, which means that your body can more effectively use insulin to regulate blood sugar levels. This can be particularly beneficial for people with type 2 diabetes or insulin resistance, a condition in which your body is less responsive to insulin. By improving insulin sensitivity, fasting can help your body better control blood sugar levels, reducing your risk of developing diabetes and other related health problems.

3. Reducing inflammation

Inflammation is a natural process that occurs when your body responds to injury or infection. However, when inflammation persists for a long time, it can contribute to the development of chronic diseases like heart disease, arthritis, and cancer.

Research has shown that fasting can help to reduce inflammation in your body. This is because fasting triggers the production of certain compounds that help to reduce inflammation. By reducing inflammation, fasting may help to lower your risk of developing chronic diseases.

4. Lowering the risk of chronic diseases

Research has shown that fasting can help to lower the risk of chronic diseases such as diabetes, heart disease, and cancer by improving several risk factors. These risk factors include high blood sugar, high cholesterol, and high blood pressure. By improving these risk factors, fasting can help to protect your body from these diseases.

5. Promoting Autophagy

Fasting can promote a process called autophagy, which is like a "clean-up" process for your cells. During autophagy, damaged cells and toxins are removed from your body. This helps to keep your body healthy and reduces the risk of diseases that are related to ageing.

By promoting autophagy, fasting can help slow down the ageing process and reduce the risk of age-related diseases. This is because autophagy helps to keep your cells healthy and working properly.

How Fasting boosts productivity

Research indicates that fasting can improve brain function, increase alertness, and enhance mental clarity. Here are some points that explain how fasting can boost productivity:

1. Improved focus

Fasting has been shown to increase the production of the hormone norepinephrine, which can enhance focus and alertness. When we fast, our body is not busy digesting food and can use the energy saved to improve focus and concentration.

2. Increased creativity

When we fast, our brain produces a protein called Brain-Derived Neurotrophic Factor (BDNF), which helps to create new neural connections in the brain. This process can lead to increased creativity and better problem-solving skills.

3. Boosted motivation

Cortisol, the stress hormone, can increase during fasting, which can improve motivation and drive. This can be especially helpful for people who struggle with procrastination or lack motivation.

4. Enhanced decision-making

Fasting has been shown to improve cognitive flexibility, which is the ability to switch between tasks and adapt to new situations. This can lead to better decision-making and problem-solving skills.

5. Hormonal effects

Growth hormone and ghrelin are hormones that can increase during fasting. Growth hormone helps to maintain muscle mass, while ghrelin can enhance cognitive performance. These hormonal effects can contribute to the cognitive benefits of fasting.

Tips for successful fasting

Here are some suggestions from the Berkeley Well-Being Institute to help you add fasting to your routine and make it a success.

1. Start small

When incorporating fasting into your routine, you can start from small. Begin with a 16-hour fast once a week on a low-stress day. Plan ahead for a satisfying meal to break your fast, but not one that might tempt you to break your fast early.

2. Break your fast wisely

When you're breaking your fast, it is important to choose your food wisely. Eating foods high in carbs can make you feel tired and affect your energy levels. Instead, try eating a smaller meal with protein, like chicken or dairy, and fibre. This will help your body ease back into eating and keep your energy levels steady.

3. Embrace your hunger

While fasting, you need to embrace your hunger as it is temporary and won't last long. Hunger is just like any other temporary feeling or sensation we experience. Most fasters only feel hungry for a short time while they are fasting. So, be ready to feel hungry, but don't let it control you. If you practise mindfulness, you can use it to acknowledge your hunger without being overwhelmed by it.

4. Consult with your doctor

It's a good idea to consult your doctor before starting fasting, especially if you have any medical conditions or take medication. Your doctor can advise you on how to adjust your medication schedule or dose to make sure you're not putting your health at risk.

Furthermore, your doctor can help you determine whether fasting is appropriate for you and give you guidance on how to do it safely. Remember that fasting is not suitable for everyone, and it's essential to prioritise your health before embarking on any dietary changes.


Fasting is a simple but powerful tool that can benefit both your health and productivity. By incorporating fasting into your daily routine, you can improve cognitive performance, increase creativity, and enhance decision-making. Fasting can also promote weight loss, improve blood sugar control, and reduce inflammation, among other health benefits.

However, it's important to consult with a healthcare professional before trying fasting, especially if you have underlying health conditions. With the right approach, fasting can be a valuable addition to your daily routine, helping you to achieve your health and productivity goals.


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