Miscarriage and trying again

Mercades • 25 Married to the most amazing man in Law enforcement, blessed with 3 little people and expecting in Feburary of 2020 ,CNA, Photographer, absolute Jesus Freak!
Ok so after just 8 weeks I had a miscarriage in August of 2015. I got the rhogam shot and we've been trying again, but it just seems nothing's working. We've been eating healthy, working out, monitoring my ovulation and we get disappointed every month......what else can we do to help????