In-line design allows for greater speed than roller skates and better maneuverability.These line skates are specifically designed for individuals who need to use their skates to get in shape, or skate a lot.The difference between recreational and inline skates lies in the bearings, wheel size, and overall weight.In-line skates are generally equipped with faster bearings and larger wheels to provide better speed.Inline skate boots are more comfortable as they have a liner construction, as well as circulate air well due to the difference in ventilation.In-line skates offer many advantages when it comes to exercise, and are typically not boring. Skating is a fast, fun activity that gives you a lot more pleasure than a treadmill or yoga ball.Furthermore, in-line skating is a low-impact activity that causes minimal damage to your joints and bones.In addition, in-line skating uses up as many calories as you use while running.The list of its benefits is long, but the main thing is that in-line skating is a great fitness activity.If you're using inline skates to get in shape that requires you to do long, fast skating adventures, then fitness skates are the better option for you.