The answer would be Bacteria 
 
        
                    
             
        
        
        
There are three different types that can cause it Type A B and D
        
             
        
        
        
yes it could have a lot to do with her problems
        
             
        
        
        
Carcinogen i think this is the answer
        
             
        
        
        
Just start off easy. I’m very active. Just start off easy by getting out and running. Then to harder stuff and find a sport you like and are good at and join a team and cut out a lot of junk food. And confort food that makes you wanna sit on the couch not go outside and do something wether it be okay bball or whatever. But that’s my advice