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.

Q: Sentence1: What are the causes of lower back pain in women? 
 Sentence2: My mom often says she has lower back ache. My aunt complains of the same. What could be the causes of lower back ache in women?

A: Similar
****
Q: Sentence1: I have big boobs and my nipples are not out. My nipples comes out when i'm cold or when i touch them. Is that normal for my nipples to pop out? 
 Sentence2: Would the type of bra I wear be causing my nipples to get more prominent?

A: Dissimilar
****
Q: Sentence1: Dear Dr, feeling in my eyes lights are too bright feel dizzy with very sore sides of neck front and tight jaw knot in back of neck sleep apnea 6 weeks? 
 Sentence2: Been having a headache, dizziness and some photophobia recently, what could it be?

A:
Dissimilar
****