Good hygiene is the kind of thing that needs to be maintained. Indeed, if you don't stay on top of your routine, your formerly good hygiene will quickly deteriorate.
Most of us are probably pretty good about bathing, brushing our teeth and wearing clean clothes, but there's far more to hygiene than just the basics. In fact, there's a whole world of advice out there you might not be aware of. This r/AskReddit thread comes through in the clutch with some great tips.