intramural

What is varsity navy soccer like? If I play intramural, is it possible to play varsity later? Also, are midshipmen required to play sports?

So I've heard that sports are a requirement at the Academy. That I have no issue with. I've participated in two sports during my time in high school and in middle school. Lacrosse and swimming. I've earned letters on the swim team. At the Academy, I'm guessing there are varsity, intramural and...