Should I be concerned about continued weight loss?

you need tp consult a psychitrist, you are not mentally healthy and if you keep worrying yourself to dealth it will cause you sersious medical conditions in the future. 20 pounds doesn't sound like alot now but if you keep going it can easily become unhealthy and I didn't hear much veggietables and friuts in your diet. you do have an axiety disorder but its treatable. please get help it helped me