Whether or not you're applying for financing anytime soon, it's worth learning to read your own numbers the way a lender does — because it's a more honest read than the one most owners give themselves.
A lender isn't looking at whether you feel like the business is doing well. They're looking at consistency — are revenue and expenses stable and trending the direction you say they are. They're looking at your debt-to-income picture — how much of what you bring in is already spoken for. And they're looking for clean, current financials — not a shoebox of receipts reconstructed the week before the application.
From my years in corporate finance, I can tell you lenders aren't trying to catch you — they're trying to answer one question: can this business reliably do what it says it can do. Ask yourself that same question, honestly, with real numbers in front of you, on a regular basis. It's one of the fastest ways to catch a problem while it's still small enough to fix.