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: How can I prevent orthostatic hypotension? 
 Sentence2: What are the symptoms of orthostatic hypotension?
[A]: Dissimilar


[Q]: Sentence1: Walked somewhere yesterday in skinny jeans. Left testicle started hurting. Hurts when I touch it. Never happened before. I am very healthy. 
 Sentence2: My left testicle has been hurting yesterday since when I walked for a long time. Can standing or walking for a long time cause testicle pain?
[A]: Similar


[Q]: Sentence1: Can people be born without color blindness then get when they get older. I know that people with good vision can go bad, is it the same thing? 
 Sentence2: What is the treatment for Color Blindness?
[A]:
Dissimilar