As someone that has done snowboarding and skying in Central Europe, the paradise of snowboarders and have been friend of profesionals, you probably don't want to be one of them.

It is one thing to go carving whenever you want, where you want because you have a good job outside it. Another totally different thing is spending all your time training. Most people will hate that.

Everybody wants to be a tennis player when they see one player raising the cup and earning millions. But a professional player spends most of her life doing extremely boring things. And only a very minority get enough money to live from the sport.