Sininfinity

This is 100% guaranteed that everyone will face loss. No one knows about the future and no one can win all the time. That's how a trader have to manage his trades.

The time one should spend on a demo account varies. But one should take as much time as needed. When you see you are profitable then go for a live account. Trading on a demo as a newbie gives his first emotional test. Which is the patience of keeping himself away from trading on a real account.