coping with non stop stress ?

is having memory lapses or forgetting what year it is for one whole day and or driving in circles parse heading in one direction and never seem to get there on time is this stress? i seem to have very dry skin dry hair and losing my hair along with this memory thing my synthyroid is only 37.5 mcg shrinking my goiters my neck feels fine compared to no synthroid is my memory stress or thyroid? having surgery on my left ovary 12/3 it looks suspicious my ca125 is normal so what is going on with me , i am even havin trouble answering questions cause i can't think what to write to help or share? my levels are normal for thyroid yet i have hypo symptoms