It is a surprise to many people that cross country skiing originated as a solution to old age travel problems of hilly snow terrains. But now it has become more like a sport for recreation and adventure.
A blogging website norwiskisuggests that before jumping on any random exercise, we should underline some essential things. Like, you should set out your days of schedule and the set of exercises (most importantly).
You should not work out for more than 3-4 days straight for muscle building for two weeks.