+ Loss of fat was associated with faster walking speed, while loss of muscle was associated with reduced knee strength. (sciencedaily.com)
Walking for 40 minutes at a moderate pace is better than 10 minutes of fast walking. (pregnancymagazine.com)
Or for someone who really isn't used to being active at all, it might be challenging to just go between a moderate walk and a really fast walk at first. (ericamesirov.com)