Which of the following terms and definitions are NOT correctly matched?
suffix---gives information such as a condition or disease
word root---provides the general meaning of the term
prefix---gives information such as a procedure
combining vowel --makes it possible to pronounce long medical terms

Bis the answer hope i  

Because without physical activity, the body has extra "energy" if you will, and so when it is time for bed you are not tired, so you end up staying up all night. also there is probably an effect on your internal clock, which messes with your melatonin production which goes hand in hand with your sleep cycle