Your question is worded strangely. I would guess that it wants to know the temporary and longterm effects of STIs.
http://www.google.com/search?hl=en&rlz=1G1GGLQ_ENUS374&q=sexually+transmitted+infections&aq=1&aqi=g10&aql=f&oq=sexually+t&gs_rfai=
What are the temporary and unending term results of contracting an STI?
I know that STI's are Sexually Transmitted Infections, but I don't know the above question.
3 answers
what does contracting them mean?
contracting: getting the infection