Back pain hell, 80lbs to loose any tips??

Options
Hi, just introducing myself as a newbie on here. I'm from the uk, I'm 32 married mum of 2teenagers. I have BPD which can cause very up and down eating during depressive episode's but I've mostly gotten that under control now so feeling on the up and very focused and dedicated. I suffer with chronic back pain which my weight is not helping so I'm on a mission to lose 80lbs and it would be nice to make new friends, I'm not judgey and very open minded. So here I go........