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High-Intensity Interval Training (HIIT) and Glaucoma: Short Bouts, Big Questions
This audio article is from VisualFieldTest.com.
Read the full article here: https://visualfieldtest.com/en/high-intensity-interval-training-hiit-and-glaucoma-short-bouts-big-questions
Test your visual field online: https://visualfieldtest.com
Support the show so new episodes keep coming: https://www.buzzsprout.com/2563091/support
Excerpt:
High-Intensity Interval Training (HIIT) and Glaucoma: Short Bouts, Big QuestionsGlaucoma is a serious eye condition often linked to high intraocular pressure (IOP), the fluid pressure inside the eye (). Managing IOP is key in preventing optic nerve damage. Many patients wonder if lifestyle changes like exercise can help. In fact, physical activity is generally good for eye health – regular aerobic workouts tend to lower IOP and improve blood flow around the optic nerve (). High-Intensity Interval Training (HIIT) is a popular time-efficient workout that boosts heart and metabolic health (). But is HIIT safe for people with glaucoma? We review the evidence on how short bursts of intense activity affect eye pressure. In general, brief high-intensity exercise can reduce IOP over the long run, but very all-out efforts or improper form can cause transient spikes. Understanding the balance of benefits and risks can help glaucoma patients choose the right exercise plan.HIIT and Cardiovascular HealthHIIT involves repeated short bursts of intense exercise (often 80–100% of maximum effort) alternated with brief rest or low-intensity periods (). Because you sweat hard for only a few minutes at a time, HIIT workouts typically take much less time than traditional steady-state cardio. Major health groups note that HIIT can produce the same heart and metabolism benefits as longer workouts but with less total training time (). For example, a review of exercise guidelines found HIIT “consumes less overall time per week” while achieving comparable gains in fitness and cardiometabolic risk factors (). It can improve cholesterol, blood sugar control, and aerobic fitness more quickly than moderate exercise.For busy people, this efficiency is a big plus. A few simple HIIT sessions each week – even two 20-minute routines – can significantly boost cardiovascular health. Switching between fast running, cycling sprints, jump ropes, or bodyweight moves (with short breaks) elevates heart rate and metabolism. Studies in various groups show that HIIT programs can raise VO2max and lower risk factors for diabetes and heart disease, often matching or exceeding steady exercise results (). In short, if time is limited, HIIT offers a powerful workout. However, HIIT’s intensity means it strongly activates the sympathetic nervous system (the “fight or flight” response). This triggers high adrenaline, fast breathing, and surges in blood pressure during each effort. Usually these spikes are short-lived, and healthy vessels quickly adapt. But for glaucoma patients, those transient peaks can cause a sharp but brief rise in IOP. We will review evidence of both the positive long-term eye effects and the potential short-term eye-pressure risks of HIIT.Exercise and Intraocular Pressure: Drops and SpikesOverall, physical activity tends to lower IOP after exercise. Most forms of aerobic work (running, cycling, swimming, brisk walking) produce a modest drop in eye pressure for a few hours afterwards (). The exact mechanism isn’t fully known, but likely factors include faster fluid outflow and improved blood perfusion helping the eye drain aqueous humor. For example, one study found that running a marathon lowered IOP by an average of 2.
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By VisualFieldTest.comThis audio article is from VisualFieldTest.com.
Read the full article here: https://visualfieldtest.com/en/high-intensity-interval-training-hiit-and-glaucoma-short-bouts-big-questions
Test your visual field online: https://visualfieldtest.com
Support the show so new episodes keep coming: https://www.buzzsprout.com/2563091/support
Excerpt:
High-Intensity Interval Training (HIIT) and Glaucoma: Short Bouts, Big QuestionsGlaucoma is a serious eye condition often linked to high intraocular pressure (IOP), the fluid pressure inside the eye (). Managing IOP is key in preventing optic nerve damage. Many patients wonder if lifestyle changes like exercise can help. In fact, physical activity is generally good for eye health – regular aerobic workouts tend to lower IOP and improve blood flow around the optic nerve (). High-Intensity Interval Training (HIIT) is a popular time-efficient workout that boosts heart and metabolic health (). But is HIIT safe for people with glaucoma? We review the evidence on how short bursts of intense activity affect eye pressure. In general, brief high-intensity exercise can reduce IOP over the long run, but very all-out efforts or improper form can cause transient spikes. Understanding the balance of benefits and risks can help glaucoma patients choose the right exercise plan.HIIT and Cardiovascular HealthHIIT involves repeated short bursts of intense exercise (often 80–100% of maximum effort) alternated with brief rest or low-intensity periods (). Because you sweat hard for only a few minutes at a time, HIIT workouts typically take much less time than traditional steady-state cardio. Major health groups note that HIIT can produce the same heart and metabolism benefits as longer workouts but with less total training time (). For example, a review of exercise guidelines found HIIT “consumes less overall time per week” while achieving comparable gains in fitness and cardiometabolic risk factors (). It can improve cholesterol, blood sugar control, and aerobic fitness more quickly than moderate exercise.For busy people, this efficiency is a big plus. A few simple HIIT sessions each week – even two 20-minute routines – can significantly boost cardiovascular health. Switching between fast running, cycling sprints, jump ropes, or bodyweight moves (with short breaks) elevates heart rate and metabolism. Studies in various groups show that HIIT programs can raise VO2max and lower risk factors for diabetes and heart disease, often matching or exceeding steady exercise results (). In short, if time is limited, HIIT offers a powerful workout. However, HIIT’s intensity means it strongly activates the sympathetic nervous system (the “fight or flight” response). This triggers high adrenaline, fast breathing, and surges in blood pressure during each effort. Usually these spikes are short-lived, and healthy vessels quickly adapt. But for glaucoma patients, those transient peaks can cause a sharp but brief rise in IOP. We will review evidence of both the positive long-term eye effects and the potential short-term eye-pressure risks of HIIT.Exercise and Intraocular Pressure: Drops and SpikesOverall, physical activity tends to lower IOP after exercise. Most forms of aerobic work (running, cycling, swimming, brisk walking) produce a modest drop in eye pressure for a few hours afterwards (). The exact mechanism isn’t fully known, but likely factors include faster fluid outflow and improved blood perfusion helping the eye drain aqueous humor. For example, one study found that running a marathon lowered IOP by an average of 2.
Support the show