A week late...

So I am a week late. My periods are regular, never had any issues with my cycles and they last 3-5 days as they’re supposed to. I have been late 2 times since I’ve been married (also when I really starting keeping track) and the longest I’ve be late was for 5 days and I’ve always got It that day and never skipped a period in my life. What’s your guys opinion or perspective on it? I just bought a couple tests and gonna take it in the morning and I guess just see what happens! Do you guys think this could be it?