I don't understand what happened to me.

My body always want to twist. Especially in legs and hands and i want to itch in my biceps. I have itch in my anus and i want to twist there. I can't move my hips freely. Theres a pressure in my anus area. My head also hurts and have a pressure in there. I always want to move my hips in a direction but i can't do it properly. I can't relax. I don't think any bone broke or tears happened.when i wear a cloth my body kinda itches I want to twist move my body , i wanna have satisfaction  so i don't wear it in normal shape, i wear it in bit of right side.and i sweat so much because I can't have the grip in my body. I wanna have the grip in my body but i can't get it. I look okay from outside. I have this problem for a year. can you understand what is this problem and tell me in chat? PLEASE HELP!