Why do middle-aged people tend to second guess their decision?

I think second guessing has nothing to do with age. We all tend to second guess our decisions when it's a difficult decision. When we are not confident about the decision, I think the best way to handle second guessing or rethinking the decision is to limit the choices and discuss it with close friends [...]

I think it's because they're usually under a lot of stress that comes from their personal or professional lives. What I mean is they might be in managerial positions at work, and their decisions might affect a lot of people. So they have to second guess themselves and also consider the opinions of others around [...]