4 Fun Ways to Stay Fit With Your Kids This Summer : While the warm summer months seem can be incredible fitness motivators, beckoning you outside to walk, run, swim, bicycle, hike, you name it, moms know better than any that exercise routines can quickly get sidelined by kids. For moms, summer is chockful of running to this camp and that camp, planning family reunions and vacations, working, hauling kids to sleepovers, packing, unpacking, you get the idea. Finding a way to stay fit can be tough, but with these clever ideas, and involving your kids, you might just stay on track.