TASK DEFINITION: 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.
PROBLEM: Sentence1: Whenever I sit continous for a long time then I get numbness tingling in my arms legs and stifness tightness in head or face. Plz please tell what to do? 
 Sentence2: I have numbness and tingling in arms, legs, stiffness, tightness in head or face. This happens when I sit for long. Asking what to do?

SOLUTION: Similar

PROBLEM: Sentence1: I used a condom for sex. I checked for rips and it was fine, no rips. If it doesnt rip is it pretty much a sure bet effectiveness against stds? 
 Sentence2: I am just worried about getting STD's. I wanted to know if I am safe from STD's if I used a condom during sexual intercourse and it did not get torn or did not rip off. Pleae help.

SOLUTION: Similar

PROBLEM: Sentence1: I have chronic hep C. A Dr I don't usually see prescribed metronidazole 500 mg for a bacteria infection. Should I be taking this with the liver issues? 
 Sentence2: What side-effects to expect when taking Metronidazole in the presence if liver disease?

SOLUTION:
Dissimilar