The original study is here.When people over 60 walked on smooth, rounded cobblestones for just a half-hour a day over four months, they significantly lowered their blood pressure and improved their balance, a study showed.
Behavioral researchers from the Oregon Research Institute investigated the health effects of cobblestones after observing people exercising and walking back and forth over traditional stone paths in China.
"We noticed in several cities we visited that people were walking on cobblestone paths, and people were standing on them, and sometimes dancing on them, doing weight-shifting," said John Fisher, who led the study at the institute in Eugene.
"We thought if we could scientifically measure it, we could see if there were health benefits," he said...
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