Confused

Kailyn • 💍09/22/17 👶🏼01/10/2021

I see everyone else’s charts and they dip and waver. I’ve just started charting and I’m done with my first week and my temps have been a consistent 97 and 97.1, what am I doing wrong? Is my temp just so sensitive I need to get a .00 thermometer? Can that happen?