Answer:
The first one
Explanation:
In this situation, The doctor doesn't know what timothy does and anyways should ask these questions because he is of age to know and ask. 
 
        
                    
             
        
        
        
Answer:
Causes contraction of the muscles
Explanation:
Ballistic stretching utilizes the energy of a moving body or an appendage trying to constrain it past its typical scope of movement. This is extending, or "heating up", by skipping into (or out of) an extended position, utilizing the extended muscles as a spring which hauls you out of the extended position.
This stretching is not usually recommended as the chances of injury in this stretching are at higher risk.
 
        
             
        
        
        
Stretching and maintaining a healthy diet, however it depends on your genetics more unfortunately
        
                    
             
        
        
        
According to statistics, currently there are approximately 22 million drug users living in the United States.
        
                    
             
        
        
        
You should check if you friend have oral herpes aand if he does them go to the octor