Doubling the capital is possible and the same time loses your capital is possible. We have to accept both the challenges, for making money we have to rush, but it is good at trading, even though the skilled person is struggling to double heir capital. Take your time to research from the market and start building your portfolio and it will surely help you to increase your asset.
Yeah to get some profit its really important to know that you are going to face some hurdles so be brave and face the risk thats a major part of trading. As people gain money so they get happy but when they lose some money they can get afraid and sell immediately but its totally wrong. Instead of selling early we better hold and show patience only then you will get the opportunity to make a double profit.
When you are trading, you should follow your stop loss price and you should not hold it unless you are into long term investing. Trading is about calculations and having a solid plan with proper risk management. You cannot just go with the flow with the market because the market will punish you by giving you more losses and that is how you are going to learn a lesson through the hard way.