instruction:
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.
question:
Sentence1: Dry, flaky skin on the outer skin of lips all the time. Why does this happen? 
 Sentence2: I have dry, chaped lips with a cold sore. How long does it take to heal?
answer:
Dissimilar


question:
Sentence1: I get very lightheaded quite often. Could it be because I am anemic? 
 Sentence2: Could feeling lightheaded and dizzy be due to anemia?
answer:
Similar


question:
Sentence1: What treatment would you recommend for demodex folliculorum infestation? It appeared at the base of the nose and spreading down. Thank you! 
 Sentence2: Are there any home remedies for demodex folliculorum infestation or will I need to see a local doctor?
answer:

Similar