Mental problems ??

I think I may have it I’m always stressed I always feel annoyed by everything I feel like I’m always doing the same thing every single day which is laying in bed watching tv i cry very easily even when I don’t want to or feel like I’m sad and then it just turns off and I’m fine maybe I’m bipolar but I also get anxiety and I feel my heart beating fast a lot rn I’m crying and I have no reason to be I think I’m fine but at the same time I think something is wrong with me also I have 0 friends so I’m always alone but I’m happy when I’m with my boyfriend please someone tell me what is wrong with me