Stepping away from death

 How walking can help you live longer

Taking more steps per day, either all at once or in shorter spurts, may help you live longer, according to preliminary research. The findings of the research were presented at the American Heart Association's Epidemiology, Prevention, Lifestyle & Cardiometabolic Health Conference 2021.

Walking is one of the safest and easiest ways to improve fitness and health including heart health. The American Heart Association's fitness guidelines for adults recommend at least 150 minutes per week of moderate or 75 minutes of vigorous physical activity, or a combination of both With the help of wearable devices, more research is indicating that any type of movement is better than remaining sedentary. From 2011-2015, 16,732 women wore a waist step counter that measured their daily steps and walking patterns for four to seven days Researchers found that participants who took more steps in short spurts lived longer, regardless of how many steps they had in longer, uninterrupted bouts.

Just two more steps daily may lead to a longer life

Popular fitness apps and step counters make it easy to count steps, so researchers used a wearable step counting device to compare the effects of uninterrupted bouts of steps(10 minutes or longer) to occasional short spurts, such as climbing the stairs and general daily activities throughout the day.

"Technological advances made in recent decades have allowed researchers to measure short spurts of activity. Whereas, in the past we were limited to only measuring activities people could recall on a questionnaire," said lead study author Christopher C. Moore, M.S., a PhD student in epidemiology at the University of North Carolina at Chapel Hill. "With the help of wearable devices, more research is indicating that any type of movement is better than remaining sedentary." From 2011-2015, 16,732 women wore a waist step counter that measured their daily steps and walking patterns for four to seven days. The women were all over age 60 (average age of 72; mostly non-Hispanic white women) and were participants in the Women's Health Study, a large, national study of heart disease, cancer and other long-term disease prevention. 

The researchers divided the total number of steps for each study participant into two groups: 1) 10 minutes or longer bouts of walking with few interruptions; and 2) short spurts of walking during regular daily activities such as housework, taking the stairs, or walking to or from a car. In follow-up, they tracked deaths from any cause for an average of six years, through December 31,2019.


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