I just what my body back ! 😭😭😭😢😢😢

So this last month I had miscarried at 16 weeks and three days but ever since then I haven’t been my self I’ve lost a lot weight cause I don’t what to eat or sleep and my boyfriend says I need to go to the doctor and I had to go to er the other day cause I was having back pain whale come to find out I have uti and they put me on meds four days go bye I went back into the er and doctor said I was lucky I came in when I did cause I allergic reaction to medication they gave so they had to give me new medications and they gave move two Iv full of fluids and the doctor said I have to be put on bed rest because I am stressing my body out to much but all I know is I feel like am going crazy but am not could I have postpartum depression and if so comment?

And what should I do ?

The pics are before I was pregnant at 16 weeks and three days and me now !