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: I have being getting headaches for about 2 weeks, feeling really tired and fainted once which never happened before and loss of  appetite. what's wrong? 
 Sentence2: What conditions can cause headaches, dizziness and loss of consciousness?
[A]: Similar


[Q]: Sentence1: On the top right side of my head, I have this random pulsing feeling? Like someone is tapping their finger on this one small spot. It's not painful. 
 Sentence2: What causes a pulsatile feeling on the right side of the forehead?
[A]: Similar


[Q]: Sentence1: If global temperatures increase, will malaria spread to other areas? 
 Sentence2: I am traveling to Asia. Do I need to take malaria prophylaxis?
[A]:
Dissimilar