Repeated exercise, or wasting, can change the way key genes work.

Chris Sudduth sold drugs to support a long addiction to heroin and methamphetamine, netting himself a criminal record. While that resume would put off many employers, it eminently qualifies Sudduth ...

This is read by an automated voice. Please report any issues or inconsistencies here. LA Times Studios may earn commission from purchases made through our links. Recovery used to just be something ...