Too Long; Didn't Read
The marathon is a long-distance race with an official distance of 42.195 kilometres (26 miles 385 yards) More than 800 marathons are held throughout the world each year, with the vast majority of competitors being recreational athletes. Get some running shoes so your shins don't blow up. If you can track your pulse - do it. Because your heart is an important part of your body. You are growing, they get older as well. If advertising says - "running shoes" - it doesn't mean anything.