Why should stop loss be set at 10%?

The volatility of the currency circle is very high. Any shock will jump by several percent, and the death rate below 10% is very high.

TON, reported in the chart below, was previously bought at 7.32 and once fell to 6.75. Now the price has rebounded to its original price. In a market with such high volatility, if the stop loss is set too close, it usually just sends money to the market. #TON