In the absence of a wedding ring, there may be another way to determine someone's marital status: the speed at which they walk.
원문출처 : https://www.cnn.com/2019/01/24/health/married-people-fitter-healthier-study-scli-intl/index.html
원문출처 : https://www.cnn.com/2019/01/24/health/married-people-fitter-healthier-study-scli-intl/index.html