TASK DEFINITION: In this task you are given a medical question pair hand-generated. Your task is to classify a given post into two categories 1) 'Similar' if the given two questions have a same connotation 2) 'Dissimilar' if the given two questions have a different connotation or meaning.
PROBLEM: Sentence1: Eyebrows.  Are  thinning? 
 Sentence2: I noticed thinning of the eyebrows. What could it be from?

SOLUTION: Similar

PROBLEM: Sentence1: Should I take my Cymbalta (duloxetine) 30mg in a.m. or p.m.? I take it for diabetic neuropathy.  My Neuropathy is worse in the evening and night. Thank you. 
 Sentence2: I have diabetic neuropathy that seems to be worse at evening and night. Wanted to know if I should take the 30 mg Cymbalta (Duloxetine)  in the night or morning?

SOLUTION: Similar

PROBLEM: Sentence1: Lower abdominal cramps before passing stool. Why does this happen? 
 Sentence2: I am having lower abdominal cramps but I am passing stools normally. Is it happening due to pregnancy? 

SOLUTION:
Dissimilar