Help? A little worried

I’m 16 and never been sexually active. About a week or two ago I started getting mild pain on my lower left side of abdomen the week glow said I was supposed to be ovulating. Ofc my periods are never completely accurate to Glow so yeah. I also was getting slight pain on my left hip area and my pelvic and vaginal area. It then alternated to the right side. Also I’d get a sensation in my belly button and somewhat near my left side and right side of my belly button. I’m still getting it and my period is a week late and my last period was like the beginning of august. I have been extremely stressed out and constantly worrying because I have really bad anxiety and perosnal stuff in august. I don’t think it’s appendicitis since it’s not

Super bad and itsbeen a week or two but I’m just worried. Does anyone experience this?

Edit: Also lately I’ve been more thirsty and peeing a little more than usual and I think there might be some cervical mucus since there were a time where I saw some yesterday and today when I checked but I’m

Not sure. It is not painful to urinate either and stools are fine but inside my vagina is a little sore the past couple of days