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.

Sentence1: 16, never had intercourse, no STDs known, vaginal irritation, sometimes pain, not much pain with urination, irritation through the entire day. 
 Sentence2: I am a virgin and never had an intercourse. Can I get STDS?
Dissimilar

Sentence1: Dizziness and light headed, what can cause this? 
 Sentence2: I have not been sleeping well for the past few days and it is annoying. Can this be causing dizziness and lightheadedness.
Similar

Sentence1: How many hours do you have to walk to see weight loss? How long will it take before i see noticeable weight loss? 
 Sentence2: I have been walking for 4 hours daily, but still there is no noticeable weight loss. What more can I do? 

Dissimilar