Zac Efron Talks Life Post Rehab By Author Alana Altmann Published: Jan 21, 2014 at 6:56 PM • Updated: May 10, 2022 at 3:39 AM • Category Zac Efron Reading Time: < 1 minute Zac Efron discusses how he’s doing after last year’s rehab stint. Find out what he has to say now!Visit NBCNews.com for breaking news, world news, and news about the economy