can anyone give me tips

alli • I`m 19 I have been with my soulmate for 2years and 9 months. we have been married for 11 months! we have lost 3 angels! Now were having a beautiful babygirl! Kasey Renee Smith
I use to be super skinny when I was 13&14 the I got on birth control and been chubby since. I don't wanna change my stretch marks or anything from having my little girl I just want tips on how to feel better about my body. It has nothing to do with pregnancy I hated my body before anyone help?!