Walking, strength training, yoga, isometric exercise or HIIT—which one is best for lowering blood pressure? A major new study published in the Journal of the American Heart Association offers a surprisingly clear answer: 👉 The most effective approach may be to combine different types of exercise rather than relying on only one. Researchers analyzed 105 randomized controlled trials involving 6,734 adults with elevated blood pressure or diagnosed hypertension. Participants ranged in age from approximately 20 to 76 years. The researchers compared aerobic exercise, resistance training, isometric exercise, combined training, high-intensity interval training, yoga and tai chi. Here are the three most important conclusions—and how you can use them in everyday life. 1. Combining cardio and strength training may produce the largest blood pressure reduction 🏃♀️🏋️ The strongest overall results were seen with combined training, which included both aerobic and resistance exercise. Compared with inactive control groups, combined training was associated with average reductions of approximately: * 12.1 mmHg in systolic blood pressure * 6.2 mmHg in diastolic blood pressure High-intensity interval training, or HIIT, ranked closely behind, with estimated reductions of: * 11.0 mmHg systolic * 6.4 mmHg diastolic These are substantial changes. However, they are average statistical estimates across many different studies—not a guarantee that every person will experience the same result. Why might combined training work so well? Aerobic activities such as brisk walking, cycling and jogging train the heart and improve the body’s ability to deliver oxygen. Resistance exercises such as squats, wall sits, handgrip exercises and strength training challenge the muscles and blood vessels in a different way. By combining the two, you may improve: ❤️ Cardiovascular fitness🩸 Blood-vessel function💪 Muscular strength⚡ Insulin sensitivity🧠 The body’s response to stress The researchers suggest that combining aerobic and resistance stimuli may improve both cardiovascular fitness and the ability of blood vessels to adapt to changing demands. A simple way to apply this finding Do not make every workout identical. Try combining: * Brisk walking or cycling three to four times per week * Two short strength or isometric sessions * An occasional faster interval session, when appropriate for your health and fitness You do not necessarily need a gym. Bodyweight squats, wall sits, planks, calf raises and handgrip exercises can all be performed at home. 2. More exercise is not always better—the “sweet spot” matters 🎯 One of the study’s most interesting findings was a U-shaped relationship between exercise volume and blood pressure. In simple terms: ✅ A small amount of exercise was better than none✅ A moderate weekly amount produced the greatest benefit➖ Beyond a certain point, adding more exercise did not produce additional blood pressure reduction The strongest overall effect appeared at approximately 830 MET-minutes per week. At this level, the model estimated average reductions of approximately 10.0 mmHg systolic and 5.6 mmHg diastolic. Benefits began at much lower activity levels, while the effect started to plateau at higher volumes. “MET-minutes” may sound complicated, but the practical message is simple: 👉 Aim for a sustainable amount of exercise that you can repeat every week. The study translated its results into approximate weekly exercise targets. For example: * Moderate aerobic exercise: approximately 150–160 minutes per week * Moderate combined aerobic and strength training: approximately 200–225 minutes per week * Vigorous combined training: approximately 130–150 minutes per week * HIIT: approximately 55–60 minutes per week, excluding warm-up and cool-down These numbers are estimates, not rigid targets. The appropriate dose depends on the activity, its intensity, your fitness and your health. The findings are broadly consistent with current American Heart Association recommendations to accumulate at least 150 minutes of moderate aerobic activity or 75 minutes of vigorous activity per week, while adding muscle-strengthening exercise on at least two days. The practical lesson You do not need to train like an athlete to improve your blood pressure. Consistency is more important than occasional extreme workouts. A realistic weekly target might be: 🚶 Three 30-minute brisk walks🏋️ Two 15-minute strength or isometric sessions🚴 One 45-minute walk, cycle or other aerobic activity🧘 One short yoga, stretching or recovery session This provides variety without requiring long workouts every day. If you are currently inactive, begin with less. Even the study’s authors emphasized that relatively small amounts of regular activity can start producing benefits. 3. There is no single “correct” exercise—choose activities you can maintain 🌿 Combined training and HIIT ranked highest, but they were not the only effective options. The analysis found that all the exercise categories studied could reduce blood pressure, including: 🚶 Aerobic exercise🏋️ Dynamic resistance training🧱 Isometric exercise⚡ HIIT🧘 Yoga☯️ Tai chi🔄 Combined training Yoga and tai chi performed particularly well, ranking behind combined training and HIIT and ahead of conventional aerobic or resistance exercise in parts of the analysis. These mind-body activities combine movement with controlled breathing, relaxation and attention, which may help reduce excessive activation of the sympathetic “fight-or-flight” system. Isometric exercise—such as wall sits, planks and handgrip training—also lowered blood pressure, although it ranked below several other exercise types in this particular analysis. That does not mean isometric exercise is ineffective. The researchers were unable to calculate an optimal isometric dose because most of the included isometric studies used similar, relatively low exercise volumes. They concluded that more research is needed on different isometric protocols. Another encouraging finding was that people who started with higher blood pressure tended to experience larger reductions. Age and sex did not appear to significantly change the overall response to exercise. A simple blood-pressure-friendly weekly plan 📅 Here is one practical way to combine the study’s findings. Monday 🚶 30-minute brisk walk💪 10 minutes of squats, wall sits or other resistance exercises Wednesday 🚶 30-minute walk with four short faster intervals For example, walk faster for one minute and then return to an easy pace for two or three minutes. Friday 🚴 30 minutes of walking, cycling or another aerobic activity🧱 10 minutes of isometric exercises Weekend 🌳 45–60 minutes of comfortable walking, hiking or cycling🧘 10–15 minutes of stretching, yoga or slow breathing This is only an example. Activities can be shortened, replaced or divided into smaller sessions. The important idea is to combine aerobic movement, muscular exercise and recovery, rather than expecting one exercise to do everything. How BreathNow can help you put the research into practice 📱 BreathNow app brings many of the exercise types examined in this research into one place. Inside the app, you can explore follow-along sessions for: 🚶 Walking and jogging⚡ HIIT and short vigorous activities🧱 Isometric exercises such as wall sits, planks and handgrip🧘 Stretching, yoga and relaxation🌬️ Slow breathing and stress reduction The BreathNow Tracker allows you to record blood pressure manually or connect a compatible Bluetooth blood pressure monitor. You can also connect Apple Health and compare your blood pressure with activity, heart rate, sleep and other health information. Instead of judging an exercise by how difficult it feels, you can look for patterns in your own data: * Does your blood pressure trend improve during weeks when you walk more? * Do strength and isometric sessions provide additional benefits? * Does better sleep improve your response to exercise? * Which activities help lower your stress and heart rate? * Are you exercising consistently—or doing too much on a few isolated days? BreathNow’s AI Health Coach Flow can help interpret these patterns and suggest practical areas to explore. You can also measure your heart rate and stress indicators with your phone’s camera before and after selected activities. This helps you understand which exercises or breathing techniques produce the best immediate calming response for you. The bottom line ❤️ The new research delivers three practical messages: 1. Mix different types of exercise.Combining aerobic and strength training may lower blood pressure more effectively than relying on either type alone. 2. Find a sustainable weekly dose.Moderate, consistent activity appears more useful than alternating inactivity with occasional extreme workouts. 3. Choose exercises you can continue.Walking, resistance training, isometric exercise, yoga, tai chi and HIIT can all contribute to better blood pressure control. The most effective approach may be a balanced routine that trains your heart, strengthens your muscles, calms your nervous system—and fits comfortably into your life. BreathNow app helps you to create this plan and execute it. This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit strongover60.substack.com
