Someone ?? Advice??

So I know I won't be for sure until I take a test but lately I have been super hungry I mean it's just when I'm hungry I feel as if I'm starving. Here are my symptoms

1: hungry starving feeling

2: super sick stomach all day

3: always thirsty

4: pee more then normal

5: discomfort while having sex

6:emotional I mean I just cried after sex and while doing dishes

7: very vivid dreams

8: lower back pain.. lots.

9: headaches constantly

My period is supposed to start on the twenty fifth.Christmas.

Are these signs of pregnancy or am I just sick or uti idk advice?