Overweight and pregnant?

Hello I have always been overweight . (No making fun plz) i was just wondering have anyone wemon on here been ttc and overweight? How much did u weigh? Did u get pregnant? How did u get pregnant? How long did it take? Was it hard? I have suffered depression and anxiety my while life I don't eat alot but I'm fat, I am 5ft8 and about298 lbs I have never been this big I try to exercise when I can I'm a full time physcology student I take care of my mom n law and husband 3dogs 1 cat a chinchilla I raise my friends baby and cook and clean so I rarely have time for anything else. I'm just wondering if Italy possible that when I start ttc next yr that I will get pregnant.. just looking for home I guess..