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Walking on a Treadmill vs. Outdoors: What's More Effective?

A trainer outlines the benefits of both forms of training and which may be best for you.
FACT CHECKED BY Alexa Mellardo

Walking is one of the most accessible and beneficial forms of exercise. It's easy on the joints, requires no special equipment, and can be done almost anywhere. Plus, according to research, lacing up your sneakers and going for a daily brisk stroll can lower your risk of cardiovascular disease, strengthen your muscles, and boost your mental health. However, there's a perennial debate among fitness enthusiasts about whether it's better to go walking on a treadmill vs. outdoors. Both have their unique advantages and potential drawbacks.

The treadmill is an incredibly useful workout machine, as you can still get your walking workouts in no matter the weather or time of year. But does it trump walking in the good old outdoors? Below, we'll explore the benefits of walking on a treadmill vs. outdoors and determine which might be more effective for your cardio workout needs.

Benefits of Walking on a Treadmill

woman performing cardio treadmill workout
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Let's first dive into the benefits of treadmill walking.

1. Controlled Environment

Walking on a treadmill allows you to exercise in a controlled environment. Weather conditions like rain, snow, extreme heat, or cold won't interfere with your workout routine. This consistency can help you maintain a regular exercise schedule.

2. Customizable Workouts

Treadmills offer various settings to customize your workout. You can adjust the speed, incline, and even follow pre-set programs designed for specific fitness goals, such as weight loss or endurance training. This versatility seamlessly helps target different muscle groups and intensifies your workout as needed.

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3. Reduced Impact

Treadmills generally have cushioned surfaces that reduce the impact on your joints compared to walking on hard surfaces like concrete. This particularly benefits individuals with joint issues or those recovering from injuries.

4. Convenience and Safety

Walking on a treadmill eliminates concerns about uneven terrain, traffic, or unsafe areas. You can exercise comfortably and safely within your home or gym, which can be especially appealing during early mornings or late evenings.

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Benefits of Walking Outdoors

woman walking outdoors for exercise, concept of how to lose one pound a week by walking
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1. Varied Terrain

Walking outdoors exposes you to varied terrains, such as hills, trails, and sidewalks. This variety challenges your muscles differently, promoting overall strength and stability. Natural elevation changes provide a more comprehensive workout without manually adjusting settings.

2. Mental Health Benefits

Walking in nature has been shown to reduce stress, anxiety, and depression. The fresh air, sunlight, and natural surroundings can significantly enhance your mood and mental well-being. Studies have found that outdoor exercise can be more enjoyable and motivating, increasing the likelihood of sticking with a fitness routine.

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3. Increased Caloric Burn

Outdoor walking can often result in a higher caloric burn compared to treadmill walking. Factors such as wind resistance, uneven surfaces, and navigating obstacles require more effort and energy, boosting your overall workout intensity.

4. Social Interaction

Walking outdoors provides opportunities for social interaction, whether it's greeting neighbors, joining walking groups, or simply enjoying the company of friends or family. This social aspect can make the exercise experience more enjoyable and fulfilling.

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Walking on a Treadmill vs. Outdoors: Which Is More Effective?

two mature female friends walking to burn body fat everywhere
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Determining which option is more effective depends on your personal fitness goals, preferences, and circumstances.

Treadmill Walking: This form of training is ideal for those who prioritize convenience, consistency, and joint protection. It's perfect for maintaining a controlled exercise environment, especially in extreme weather conditions, and offers customizable workouts to target specific fitness goals.

Outdoor Walking: Heading outdoors for a brisk walk is best for those who enjoy the benefits of varied terrain, mental health boosts, and increased calorie burn. It's excellent for individuals who seek a more dynamic and engaging workout experience coupled with the therapeutic effects of nature.

Overall Effectiveness: In terms of overall cardio workout effectiveness, outdoor walking may edge out treadmill walking due to the varied terrain and additional challenges it presents. However, the best choice ultimately depends on what keeps you motivated and consistent in your exercise routine. Combining both methods can offer a balanced approach, allowing you to enjoy the benefits of both environments.

In conclusion, both walking on a treadmill and walking outdoors offer substantial health benefits. Assess your personal needs and preferences to choose the option that aligns best with your lifestyle and fitness goals.

Tyler Read, BSc, CPT
Tyler Read is a personal trainer and has been involved in health and fitness for the past 15 years. Read more about Tyler
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