There are people that actually do day trading It's working for them, even if majority have to rely on luck because you cannot exactly be able to to get it right always and when you talk about the trading to me, there is not much difference with gambling Just start in gambling You can't reduce a lot of things that put every risk on the measure, but dumpling does not have those features.
They can be professional traders with trading is their main jobs, but even professional traders don't force themselves to trade every day. There are days, they will stay outside the market and do nothing, it's how professional they are in trading.
Amateur traders who do daily trading, not because they are professional or good at trading, but it's because they are trading addictive and they don't see risk of over trading that can affect their trading capital negatively and possibly cause big loss.
With traders, amateur or professional, manage risk and defend their initial trading capital is everything that is important they must do. If they can not defend their initial capital, their trading career will end after they lose all that capital. It's most vital skill they need to prepare before trading and master through their trading experience.