Eye See

A woman visits her doctor looking very worried.

 
"Doctor, take a look at me.  When I woke up this morning I looked at myself in the mirror and saw my hair all wiry and frazzled up, my skin was all wrinkled and pasty, my eyes were bloodshot and I had this terrible look on my face!  What's wrong with me doctor?"
 
The doctor looked at her for a moment and then said "Well I can tell you that there's nothing wrong with your eyesight ..."