I've noticed something that many traders don't openly mention but that we all experience: that loss aversion that paralyzes us in the markets. It's not just fear; it's something deeper that affects our decisions in ways we don't even realize.

Here's the thing. When you lose 100 yuan, the pain you feel is almost 2 to 2.5 times more intense than the joy of winning the same 100 yuan. It's asymmetrical, disproportionate. That's why many traders become more obsessed with avoiding losses than with seeking real gains. Even if there's a high-yield opportunity, if there's risk, we pass.

I see every day how loss aversion destroys positions. Someone buys a stock at a high price, sees it drop, and instead of cutting it, they wait for it to "recover." Weeks pass, fundamentals worsen, but they stay because they don't want to "accept the loss." Then there's the other extreme: closing a winning position too early out of fear it will reverse, only to see it keep rising. Both are symptoms of the same disease.

From a neurological perspective, when we experience losses, the amygdala activates and triggers a fear response that inhibits our rational analysis. It's pure biology working against us. The brain sees a loss as an existential crisis, while it views a gain as an additional "bonus." That's why the psychological weight is so different.

What I've seen work is quite simple but requires discipline. First, you need a written system. Define your stop loss and take profit rules before entering. Not during the trade, beforehand. Second, risk management: never risk more than 2-5% of your account on a single trade. Third, and this is key, mentally redefine what a loss is. It’s not a failure; it’s a cost of doing business. The stop loss isn’t admitting defeat; it’s protecting your capital.

Loss aversion is real, it’s human, but it’s not inevitable. You need to train your mindset. Some traders meditate, others keep a record of their emotions during each trade. The idea is to increase your awareness of what’s happening when you panic. Once you see it clearly, it’s easier not to let it control you.

In the end, the best traders aren’t those who are fearless. They are those who understand that loss aversion exists, recognize it, and have a plan to prevent it from controlling their decisions. That’s what makes the difference between an account that grows and one that collapses.