I'm seening this as very positive... Although he probably needed some rest, he'll probably take it over the course of the summer...
After all he is an athelete who is very committed, think of your favourite hobby/thing to do, I really don't think Nuke can stay away from it that long without getting the feeling, "okay, now I really have to get back to it"... 6 weeks straight might be a long time for someone who is committed to his or her goals
Heck, I love my major and I almost can't stand it for more than a few days without opening a book if I think I can get more experience/knowledge in my field of study.