Yess anxiety could lead to physical pain it can cause muscles stiffness not only that le bzu time stressed mehon immune system endikens yaregal which can lead to d/f problems chronic diseases memory loss a lot bcha even a swallowing problem increased heart beat at the time of feeling anxiety...but u could treat ur anxiety through time .. so the first thing is to know what makes u feel anxious write ir thoughts that makes u feel like that and try to cope with them as much as u can justify lemareg memoker most of the time the intrusive thoughts r shit so try to make sense of them and a lot therapeutic procedures alu u can find them easily in a book or u tube