Achieve significant health benefits with minimal exercise.
Written by Susan Parker | Updated on May 28, 2025
Reviewed by Susan Parker
Key Takeaways
Little exercise can have enormous gains
20-minute walk is instant anti-inflammatory
Regular walking can lower risk of heart disease
Frequently Asked Questions
Key Takeaways
Little exercise can have enormous gains
20-minute walk is instant anti-inflammatory
Regular walking can lower risk of heart disease
Frequently Asked Questions
When you catch yourself making excuses to avoid exercising or keep delaying starting your exercise routine, consider this important fact: You can achieve significant benefits from minimal exercise.
For instance, a brief walk can reduce inflammation and bring about tangible health improvements. The number of steps you take during a stroll around the block can positively impact your health.
Research conducted at the University of California San Diego School of Medicine reveals that a single 20-minute walk functions as immediate anti-inflammatory treatment. This walk enhances the immune system's performance and triggers anti-inflammatory responses at the cellular level.1
Walking not only engages the leg muscles but also activates the brain and sympathetic nervous system. This results in an accelerated heartbeat, temporary rise in blood pressure, and the release of norepinephrine and epinephrine hormones.
These hormones stimulate adrenergic receptors in immune cells.
The study showed that when the receptors were activated by a 20-minute walk, there was a five percent reduction in the production of TNF, an immune regulator that, if left unchecked, can cause increased inflammation.
Walking helps to curb inflammation that leads to immune cells attacking the body's own tissues, which is linked to various diseases.
Short-term inflammation, which addresses wounds or infections, is beneficial. It is crucial to recognize that when a part of the body requires healing, inflammation accelerates repair and triggers necessary immune cell activity. In cases where the body is under attack from viruses or bacteria, inflammatory responses fend off the invaders and prevent illness.
However, persistent inflammation, where immune cells are excessively active despite no requirement, contributes to chronic conditions like arthritis, Crohn's disease, and asthma. Studies indicate that heart disease, cancer, and type 2 diabetes often involve chronic inflammation.
Research at Binghamton University in New York demonstrates that regular walking can significantly reduce the risk of heart disease.
In the study, 70 women walked for 150 minutes weekly for 10 weeks – approximately 21 minutes per day. Midway through the research, the women were encouraged to increase their walking by about 10 percent – an additional 15 minutes per week – although it was not mandatory.
After two-and-a-half months, the results showed a decrease in their risk for heart issues. They generally had lower weight, reduced blood pressure, and improved cholesterol levels.2
If you feel too busy during the week to exercise, other studies indicate that even walking on weekends can enhance your health.
In an eighteen-year study observing the exercise habits and health of over 63,000 older adults, researchers found that concentrating 150 minutes of moderate exercise per week into two days — or engaging in more intense exercise for 75 minutes during those two days – and being less active on the remaining five days of the week reduced the risk of mortality during the study's duration. The participants notably decreased their likelihood of developing cancer and heart problems.3
That's all it takes – two days of exercise per week with minimal activity on other days.
Therefore, irrespective of your busy schedule, you can fit in adequate exercise to maintain good health. To kickstart your routine, it may be motivating to know that I practice what I preach.
I used to claim I didn't have time to exercise, being extremely busy. However, after a health scare, I realized the importance of daily walks and have been walking almost every day since then.
I cherish this routine as one of the most enjoyable parts of my day. On days with unfavorable weather, I resort to a stationary bicycle as a backup. Nonetheless, I dislike the bike so much that I walk in nearly all weather conditions.
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