Senioritis an Affliction
Seniorits is a genuine problem, and an illustration of this is the fact that i can barely bring myself to think of anything contructive for this post, and thus in its brevity you will find an example of the senioritis affliction.
Senioritis: "A crippling disease that strikes high school seniors. Symptoms include: laziness...Also features a lack of studying, repeated absences, and a generally dismissive attitude. The only known cure is a phenomenon known as Graduation"(http://www.urbandictionary.com/define.php?term=senioritis)