This problem has only gotten worse since the start of the COVID-19 pandemic. Many adults now spend the majority of their day sitting. spend sitting has been steadily increasing for decades. But just exercising daily may not reverse the harmful health effects of sitting.īecause of technological advances, the amount of time adults in industrialized countries like the U.S. A sedentary lifestyle also puts people at a much greater risk of early death. People who sit for hours on end develop chronic diseases including diabetes, heart disease, dementia and several types of cancer at much higher rates than people who move throughout their day. In particular, we measured changes in blood sugar levels and blood pressure, two important risk factors for heart disease.Īlong with short, frequent walks, a long daily walk could add years to your life. ![]() Our goal was to find the least amount of walking one could do to offset the harmful health effects of sitting. On another day, they walked for five minutes every hour. For example, on one day, participants walked for one minute every half-hour. On the other days, we tested a number of different strategies to break up a person’s sitting with light walking. On one of those days, participants sat for the entire eight hours with only short breaks to use the bathroom. ![]() We asked 11 healthy middle-aged and older adults to sit in our lab for eight hours – representing a standard workday – over the course of five separate days. That’s the key finding of a new study that my colleagues and I published in the journal Medicine & Science in Sports & Exercise. To reduce the harmful health effects of sitting, take a five-minute light walk every half-hour. The Research Brief is a short take about interesting academic work.
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