Answer:
the maximum heart beat is 196 beats per minute
Explanation:
To calculate your heart beat divide your age by 220
 
        
                    
             
        
        
        
Answer:
Around a 45 degree angle. 
Explanation:
 
        
                    
             
        
        
        
Answer:
It is important for babies to sit with support because it could cause back irregularities
Explanation:
 
        
             
        
        
        
Answer:
Fartlek, which means "speed play" in Swedish, is continuous training with interval training. Fartlek runs are a very simple form of a long distance run. Fartlek training “is simply defined as periods of fast running intermixed with periods of slower running