European study finds longer walks, over 15 minutes, reduce heart disease risk more effectively.

One long walk beats several short ones when it comes to heart health, according to a new study from the European University of Madrid. Researchers tracked the walking habits of more than 33,000 adults over eight years and found that walks lasting at least 15 minutes were linked to a lower risk of heart disease and early death. NBC News reported the findings.
The results are especially important for people who sit most of the day. Short walks here and there may feel like enough, but the study suggests they may not give your heart the workout it needs.
The study divided walkers into two groups. One group took long, unbroken walks of 15 minutes or more. The other group spread their steps across many short bouts. The long-walk group had a noticeably lower risk of dying early and developing heart disease, according to NBC Los Angeles.
Borja del Pozo Cruz, a professor of sports sciences at the European University of Madrid, said longer walks likely provide a higher intensity and volume of exercise. Those two things together appear to be the key to getting real heart benefits.
Del Pozo Cruz said the findings matter most for people who are sedentary — meaning they sit for long stretches every day. For this group, one sustained walk is more likely to make a difference than a few brief strolls, according to NBC Washington.
Short walks are not useless. They still count toward your daily movement. But they may not raise your heart rate enough or last long enough to build the kind of cardiovascular fitness that protects the heart over time.
The National Institutes of Health recommends that some people start with just 4,000 steps a day. Health benefits begin to appear at around 4,500 steps, according to NBC Chicago. You do not need to hit 10,000 steps right away to see results.
The key takeaway is to build toward one longer walk each day rather than only breaking up sitting time with quick trips around the office. Even a single 15-minute walk is a good starting point for someone who is not very active.
If you have been taking two or three short walks a day and calling it done, this study suggests a rethink. Try combining those bouts into one continuous walk of at least 15 minutes, according to NBC Philadelphia.
Researchers followed participants for eight full years, which makes the findings more reliable than short-term studies. The data shows a clear pattern: duration matters. One long walk, done consistently, may be one of the simplest things you can do for your heart.
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