exactly, and this been studied professor William goetzmann and his colleagues.
based on his research, negative news regarding the market impacts people's view on what the market is gonna do than good news, so people tend sit out more than they should , way overestimating the probability of a crash and miss out on potential gains, especially since the market goes up way more often than not and hurting their long term returns (BlackRock study that said over 30 yrs, us equities have returned 8 percent per yr on avg, but retail money has earned 2 percent on avg because they're trying to get in and out at the right times but do the opposite).