20-Min Walks Can Shift Brain Links in MS Patients

Credibility

Interest

Key Takeaway

A single 20-minute bout of aerobic walking changes how the thalamus connects with thinking parts of the brain in people with MS, and the pattern of change depends on walking on a treadmill versus walking overground.

What They Found

Researchers had 24 people with MS do two types of 20-minute brisk walks: one on a treadmill and one overground, and scanned their brains before and after. Both walks changed the thalamus' resting connections to many other brain areas within minutes, showing that even one exercise session can affect brain networks. Overground walking increased connections between the thalamus and areas linked to higher-level thinking, like planning and attention (think of turning on a control center that helps organize tasks). Treadmill walking increased connections between the thalamus and areas tied to visual and sensory processing (like sharpening how you use sight and balance while moving). The differences seem related to the extra sensory input when walking overground (uneven ground, steering, looking around) versus the more predictable treadmill motion.

Who Should Care and Why

People with MS and their caregivers should care because short bouts of walking may help the brain areas involved in thinking, attention, and sensory processing — which are often affected in MS. If you think of the brain like a team, exercise is a quick team practice that changes how players (brain areas) pass the ball to each other; different practice drills (treadmill vs overground) train different plays. Patients who want to improve planning, attention, or everyday thinking might try more overground walking (walking outside or in a hallway), while those aiming to boost visual-spatial or balance-related processing might benefit from treadmill sessions. Caregivers and rehab providers can use this idea to tailor walking practice to a person's goals — for example, choosing overground walks when working on multitasking or community mobility. Health providers may consider prescribing short, purposeful walking sessions as part of cognitive rehabilitation plans, since changes were seen after just one 20-minute session.

Important Considerations

This was a small study with 24 people and looked at immediate brain changes after a single walk, not long-term benefits like better memory or thinking over months. Brain connectivity changes do not always mean noticeable improvements in daily thinking right away — more research is needed to see if repeated walking leads to lasting cognitive gains. Also, scans were done in a controlled lab setting, so real-world factors (weather, fatigue, walking speed) might change results for an individual.

AI-generated summary — for informational purposes only, not medical advice

Categories:

Specific Symptoms Early Research MS Diagnostics

Article Topics:

BRAINEXERCISEMRIMULTIPLE SCLEROSISTHALAMUS

Whether you’ve recently been diagnosed with Multiple Sclerosis (MS) or are seeking to broaden your understanding of this complex, neurodegenerative disease, navigating the latest research can feel overwhelming. Studies published in respected medical journals like Medicine and science in sports and exercise often range from early-stage, exploratory work to advanced clinical trials. These evidence-based findings help shape new disease-modifying therapies, guide symptom management techniques, and deepen our knowledge of MS progression.

However, not all research is created equal. Some clinical research studies may have smaller sample sizes, evolving methodologies, or limitations that warrant careful interpretation. For a more comprehensive, accurate understanding, we recommend reviewing the original source material—accessible via the More Details section above—and consulting with healthcare professionals who specialize in MS care.

By presenting a wide range of MS-focused studies—spanning cutting-edge treatments, emerging therapies, and established best practices—we aim to empower patients, caregivers, and clinicians to stay informed and make well-informed decisions when managing Multiple Sclerosis.

Back to News