Walking: Everything you need to know about its benefits

Walking is one of the simplest and most accessible physical activities, yet it has an often underestimated potential to improve overall health. Whether you are an experienced athlete or a beginner, this exercise offers a multitude of benefits for both body and mind.

In this article, we will explore the benefits of walking for health, weight management, and how to optimize your sessions for the best results.

Why choose walking?

Walking is a form of moderate-intensity cardiovascular exercise, without the risk of injuries associated with more intense activities like running. It is an accessible activity for everyone, regardless of age or fitness level, and it offers significant health benefits. Contrary to what one might think, regular walking can have significant effects on weight loss, stress management, and improved heart health.

The benefits of walking for cardiovascular health

Walking is particularly beneficial for cardiovascular health because it stimulates blood circulation, helps maintain a healthy heart, and improves overall endurance. When you walk regularly, your heart works more efficiently to pump blood, which can strengthen heart function in the long term. Moreover, moderate walking increases blood flow, which helps improve the delivery of oxygen and nutrients to vital muscles and organs.

This type of exercise also improves the flexibility of blood vessels, which facilitates circulation and helps maintain stable blood pressure. Additionally, walking promotes the production of "good" cholesterol (HDL), an important factor for a healthy heart.

Losing weight with walking: How does it work?

Many people are unaware that walking can be an effective strategy for weight loss. This simple activity can burn a considerable number of calories, especially if practiced at a brisk pace. A study by Bellicha et al. (3) revealed that moderate exercise, including walking, can contribute to weight loss and improved body composition, particularly by reducing fat mass.

Depending on the intensity of your walk, you can burn between 200 and 300 calories in an hour of brisk walking, making it an excellent option for those looking to lose weight. If you combine regular walking sessions with a balanced diet and a strength training program, the results can be even more significant.

Walking for a healthy mind

Beyond its physical benefits, walking also plays an important role in stress management and mental well-being. Walking outdoors, in a natural environment, can reduce anxiety and improve mood. Moderate exercise increases the production of neurotransmitters like endorphins and serotonin, which are essential for good mental health.

Practical details: How to optimize your walking session?

To maximize the benefits of walking, a few simple tips can help you achieve optimal results, particularly in terms of energy expenditure and reducing stress on your joints.

Brisk walking versus slow walking: What's the difference?

The difference lies mainly in the intensity of the effort. Brisk walking (about 6 to 7 km/h) offers greater cardiovascular benefits and burns more calories than slow walking. If your goal is weight loss or improving your physical condition, it is recommended to opt for brisk walking, especially if combined with intervals of higher intensity.

The importance of duration and frequency

To maintain good general health, the World Health Organization (WHO) recommends practicing moderate physical activity, such as walking, for 150 to 300 minutes per week. This corresponds to approximately 30 minutes of brisk walking five days a week. This frequency helps strengthen the cardiovascular system, improve endurance, and promote overall well-being.

However, if your goal is to lose weight, it is recommended to increase the duration of your sessions to about 45 minutes to an hour per session. Furthermore, slightly increasing the intensity of your walk (by walking faster or adding inclines) can help burn more calories and further stimulate fat loss.

Preventing injuries

While walking is generally safe, some injuries can occur if you don't follow a few basic principles. It is essential to wear appropriate shoes that offer good support for your feet and ankles, and to walk on stable surfaces to avoid the risk of falls. Additionally, like any physical activity, it is important to stay well-hydrated before, during, and after walking.

The importance of hydration while walking

Hydration plays a vital role in maintaining your performance while walking, especially during long distances or in hot weather. Water is essential for proper muscle function and regulating your body temperature. When you walk, you not only lose water through sweat but also electrolytes like sodium, potassium, and magnesium, which are crucial for proper muscle function and nerve transmission. Significant electrolyte loss can lead to cramps and fatigue, thus impacting the quality of your physical activity.

To optimize your performance and avoid dehydration, it is recommended to drink small amounts of water regularly throughout your walk. If you walk for more than 30 minutes, it may be beneficial to supplement your hydration with a drink containing electrolytes to replace those lost through sweat. This will not only maintain your energy level but also prevent the risk of muscle cramps and exhaustion.

How many kilometers do you need to walk to lose weight?

Walking 5 to 6 km per day can help burn enough calories to see a difference on the scale, but walking intensity and diet play a key role. For optimal weight loss, it is essential to combine exercise with a balanced diet. Sufficient intake of protein (like whey) helps maintain muscle mass, good carbohydrates provide sustainable energy, and good fats (like nut butter) support overall health.

In terms of intensity, a 30-minute brisk walk is often more beneficial for weight management than a two-hour slow walk. This allows you to burn more calories in less time and improve the effectiveness of your weight loss routine.

The best time to walk: Finding what suits you

There is no "ideal" time to walk; it depends on your preferences and schedule.

• Fasted cardio: Walking in the morning before breakfast can promote fat burning, as the body draws on its fat reserves for energy. However, this is not recommended for everyone, especially if you experience fatigue.
• Walking during the day: Take advantage of your lunch break or an afternoon break for a brisk walk. This can reduce stress, improve concentration, and increase productivity. Natural light can also have positive effects on mood.
• Walking in the evening: Walking after work or before dinner helps to unwind, reduce stress, and aid digestion. It can also improve sleep quality.

Conclusion: Adopt walking for a healthy life

Walking is a simple, accessible, and incredibly beneficial activity for both physical and mental health. By practicing this activity regularly, you can not only improve your physical condition but also reduce your stress levels.

Always remember to adjust the intensity and duration of your sessions to your physical capabilities and ensure good hydration to maximize your results. Whether you want to lose weight, improve your cardiovascular health, or simply enjoy a relaxing moment outdoors, walking is a wise choice.

Sources:

1. Williams, P.T., & Thompson, P.D. (2013). Walking versus running for hypertension, cholesterol, and diabetes mellitus risk reduction. Arteriosclerosis, Thrombosis, and Vascular Biology, 33(3), 613-620. DOI: https://www.ahajournals.org/doi/10.1161/ATVBAHA.112.300878
2. Perrier, E.T., Armstrong, L.E., Bottin, J.H., Clark, W.F., Dolci, A., Guelinckx, I., Iroz, A., Kavouras, S.A., Lang, F., Lieberman, H.R., Melander, O., Morin, C., Seksek, I., Stookey, J.D., Tack, I., Vanhaecke, T., Vecchio, M., Péronnet, F. (2020). Hydration for health hypothesis: a narrative review of supporting evidence. European Journal of Clinical Nutrition, 74(9), 1263-1282. DOI: https://link.springer.com/article/10.1007/s00394-020-02296-z
3. Bellicha, A., van Baak, M.A., Battista, F., Beaulieu, K., Blundell, J.E., Busetto, L., Carraça, E.V., Dicker, D., Encantado, J., Ermolao, A., Farpour-Lambert, N., Pramono, A., Woodward, E., Oppert, J.-M. (2021). Effect of exercise training on weight loss, body composition changes, and weight maintenance in adults with overweight or obesity: An overview of 12 systematic reviews and 149 studies. Obesity Reviews, 21(12), e13256. DOI: https://onlinelibrary.wiley.com/doi/10.1111/obr.13256