I heard Yoga helps not only acne but the overall health of the body.
I tend to do Yoga instead of P90x because I believe Yoga is more helpful and powerful.
Here are some YouTube Yoga Links: ( I have used these videos. My face, confidence, and mind have all changed just from two weeks of doing yoga.)
http://www.youtube.com/watch?v=wzDoHqq1C9E
http://www.youtube.com/watch?v=xcbq8H2rmHE
I can not find the other video on YouTube but it is on my phone. If I find it, I will be sure to inform you!
Source: Acne And Face Exercise