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Exercise Linked to Improved Cognitive Function in Older Adults

  //health-fitness.news-articles.net/content/2026/ .. improved-cognitive-function-in-older-adults.html
  Published in Health and Fitness on Monday, January 19th 2026 at 21:05 GMT
      Locale: UNITED STATES

Indianapolis, IN - January 20th, 2026 - A compelling new study published in Alzheimer's & Dementia is reinforcing what many have suspected for years: that regular, moderate exercise isn't just beneficial for the body; it's crucial for maintaining cognitive function and potentially preventing age-related decline. The findings offer a hopeful message for the aging population, suggesting that lifestyle changes can significantly impact brain health, regardless of how late in life they are adopted.

The research, spearheaded by Dr. Jason Stevens and his team at Marian University, focused on a six-month study evaluating the effects of moderate exercise on cognitive performance in older adults. The study directly compared a group of 57 individuals aged 65 and above, dividing them into an exercise intervention group and a control group. The exercise program involved regular physical activity, the specific details of which weren't explicitly outlined in the initial release but are anticipated to be detailed in the full publication on alzheimersanddementia.com.

The results were strikingly clear. Participants in the exercise group demonstrated notable improvements in cognitive test scores compared to the control group, who maintained their usual routines without a structured exercise regimen. This difference was significant enough to suggest a causal link between moderate exercise and enhanced cognitive function. Crucially, the study wasn't just about achieving some baseline level of physical fitness; it pinpointed improvements in specific brain areas critical for memory and complex cognitive processes, highlighting the targeted effect of exercise on brain health.

"We know that exercise has a lot of different benefits, not just physical, but mental too," explained Dr. Stevens. "This study provides concrete evidence of that connection, particularly as we age." The implication is profound. As the global population continues to age, and the prevalence of age-related cognitive impairments like Alzheimer's disease and dementia rises, finding effective preventative measures becomes increasingly vital. This study offers a relatively simple and accessible solution: embracing a more active lifestyle.

Why Exercise Matters for the Brain

While the exact mechanisms aren't fully understood, researchers believe several factors contribute to the brain-boosting effects of exercise. Increased blood flow to the brain is a primary contender, delivering more oxygen and nutrients that are essential for neuronal function and growth. Exercise has also been shown to stimulate the release of brain-derived neurotrophic factor (BDNF), often referred to as "miracle-gro" for the brain. BDNF supports the survival and growth of new neurons and strengthens existing neural connections, vital for learning and memory.

Furthermore, regular physical activity has a positive impact on overall health, indirectly benefiting brain health by reducing risk factors such as high blood pressure, diabetes, and obesity - all of which have been linked to increased risk of cognitive decline.

Practical Implications and Future Research

Dr. Stevens' message is unambiguous: "It's never too late to start." Even small, incremental changes to one's daily routine can yield meaningful results. This doesn't necessarily mean rigorous gym workouts; a brisk walk, gardening, or even active household chores can contribute to the benefits. The study reinforces the importance of encouraging older adults to incorporate physical activity into their lives.

The research team at Marian University is planning follow-up studies to investigate the optimal type, intensity, and duration of exercise for maximizing cognitive benefits in different age groups and with varying baseline cognitive function. Future research might also explore the interplay between exercise and other lifestyle factors, such as diet and social engagement, to paint a more complete picture of what constitutes a truly brain-healthy lifestyle. Details regarding the specific exercise program used in the study, and a deeper dive into the neurological mechanisms at play, can be found at alzheimersanddementia.com.