Cardiologist: Here’s How to Boost Your Fitness with ‘Japanese Walking’

Walking is one of the simplest and most accessible ways to improve your health. But what if you could make it even more effective? That’s where “Japanese walking” — also known as high-intensity interval walking — comes into the fitness picture.

This efficient workout combines periods of brisk walking with slower intervals, offering impressive benefits in just 30 minutes a day. And it is trending on social media as a more effective walking method.

Health-conscious individuals are turning to this method for its cardiovascular and calorie-burning advantages, and scientific research backs it up.

What Is Japanese Walking?

Japanese walking alternates between three minutes of fast-paced walking and three minutes of slower-paced strolling. Completing these intervals over a 30-minute session, ideally four days a week, can significantly boost your health and fitness levels—often in less time than standard walking routines.

The technique originated from a 2007 Japanese study, which revealed that middle-aged and older adults who practiced this method saw improvements in blood pressure, leg muscle strength, and overall aerobic fitness.  

Sergiu Darabant, M.D., a cardiologist with Baptist Health Miami Cardiac & Vascular Institute, explains that this workout “boosts cardiovascular fitness and burns more calories than steady-paced walking.”

He emphasizes that, over time, it can enhance endurance, fitness capacity, and even metabolic health.

Sergiu Darabant, M.D., a cardiologist at Baptist Health Miami Cardiac & Vascular Institute.

“Alternating your walking pace enables your body to work harder, which improves your metabolic health and reduces your risk for disease,” says Dr. Darabant.

The Health Benefits of Japanese Walking

Here are some of the key advantages of Japanese walking:

1. Heart Health and Fitness Gains

The alternating pace of Japanese walking pushes your cardiovascular system to adapt. This makes your heart stronger and improves overall circulation. Dr. Darabant notes that this type of interval walking “can improve endurance and fitness capacity in a shorter amount of time” compared to traditional walking.

2. Weight Loss and Metabolic Boost

The change in walking intensity helps your body burn more calories and fat than steady walking. Over time, this can lead to better weight management and a boosted metabolism.

3. Improved Strength and Flexibility

Research supports its muscle-strengthening benefits. A recent 2024 study found that older adults engaging in interval walking gained better endurance and flexibility when compared to continuous, moderate-paced walkers.

4. Better Health Metrics

Interval walking has been shown to promote better cholesterol levels and manage blood pressure, especially in populations with chronic conditions such as type 2 diabetes.

5. Enhanced Mood and Sleep

The physical and mental stimulation of Japanese walking can improve emotional well-being and sleep quality. Regular practice can also enhance cognitive performance, making it a holistic approach to your health. It’s also less monotonous than steady walking, keeping you motivated and engaged.

How to Try Japanese Walking

The best part about Japanese walking is its simplicity. You don’t need expensive equipment or a gym membership—it’s accessible to anyone with comfortable shoes and a desire to move. Here’s how to get started:

1. Start Slow

If you’re not accustomed to regular exercise, begin with shorter intervals or slower walking speeds. Build your stamina gradually until you can comfortably alternate between brisk and relaxed paces.

2. Warm Up

Kick off your session with five minutes of gentle strolling to prepare your muscles and joints for the workout ahead.

3. Follow the Interval Formula

Alternate between three minutes of fast walking, where you’re slightly out of breath, and three minutes of slower-paced walking. Repeat this cycle four to five times to complete your workout.

4. Stay Comfortable and Safe

Invest in supportive walking shoes. “I tell my patients I’m giving them permission to go shoe shopping when starting a walking program,” says physical therapist Scott Capozza. Also, walk in a safe, familiar area, and stay hydrated—especially if you're exercising outdoors in hot weather.

5. Track Your Progress

Use a fitness tracker or smartphone app to monitor your heart rate, pace, and duration. Gradually increase the intensity and duration as your fitness improves.

6. Listen to Your Body

Stop your workout if you feel pain, dizziness, or excessive fatigue. “Talk to your doctor before starting again if you experience discomfort or have a history of health issues,” advises Dr. Darabant.

Who Can Benefit from Japanese Walking?

Almost anyone can try this effective workout, according to Dr. Darabant. However, individuals with heart or lung conditions, balance issues, or recent injuries should consult a healthcare provider before starting this or any exercise program, he adds. 

If weight loss, cardiovascular fitness, or improved stamina are your goals, Japanese walking can help. It’s also ideal for those looking to challenge themselves without the higher impact of running. “It’s especially useful for people who are short on time but want a more efficient form of exercise,” Dr. Darabant says.