I'm getting tired of TTC

It's been a year since my miscarriage I must say that every time I receive my period it's high hopes GONE I've done opks, I've done the Preseed... It's just money spent and no results... I'm 37 I really don't want to be forty and boom conceiving I heard it's a hard time and instead of enjoying pregnancy you're always worried about having a healthy and safe pregnancy.. This emotional roller coaster has me with baby blues JUST EMOTIONALLY STRESS OUT