 and really just in the last few years especially since covid we've been learning more and more about the health benefits of spending time in nature so out in green spaces or blue spaces and how that improves health and so what we wanted to do in this study was really look at the combination of the two is is it healthier to exercise outdoors in natural spaces than it is to do it indoors and so that's what we did it was an expert review so it was not a primary study but we took all of the research that was out there