Need to get idea of what's going on with me.

I am not a big eater at all and never was but for the last week when I eat or drink something it's like I can't get enough of food or drink and I am gaining more weight and be feeling lightheadedness and dizzy and I have been taking my prenatal pill everyday and vitamins with dha and plus me and my husband been taking Geritol everyday as well we are on the third bottle and my AF was not normal last month can I get some ideas please ! Hoping and praying that God will bless us with a baby I lost one last year.

Would y'all please please keep us in your prayer's we would like some baby dust luck our way ! Thanks .