Others' lives seem perfect but most are not.
It might be worth talking to counsellor with whom you can confidentially talk about your problems and feelings and you can find a solution that is best for you. Or maybe you could even have a session with a couple's counsellor, if your husband is willing to give it a go?
Have a look here, there are some really wonderful counsellors here. If you feel you would like to talk to a female counsellor, then you could talk to Lyn Thomson, Ali Gill or Caroline Lazarus. Kasia Pachana is the couples counsellor, she works with both, individuals and couples, so she might be ideal for you.
Best of luck, you will get through this