i don't kniw what's wrong with me almost 19wks but I can't stop gaininh weight I eat like I usually…

i don't kniw what's wrong with me almost 19wks but I can't stop gaininh weight I eat like I usually do and drink water. my last check in was month ago at 139 and now checked I weoght 145. I wanna to fucking cry I don't want to do anything I'm so fucminy deppressed. I have bad self esteem issues.