Los Angeles: Backstreet Boys member Nick Carter says following his treatment for alcohol and drug abuse, he's extra cautious about his health and fitness, especially because he feels accountable to his wife.


Nick Carter. Pic/Santa Banta 

Carter, who quit partying in 2008 after struggling with drug and alcohol abuse, credits his wife of one year, Lauren Kitt, for helping him become a "completely different person", reports femalefirst.co.uk.