[luckodeirish]

Very good question. The "28 day model" was popular in the 70's, with little success, however is the preferred model of treatment at many rehab centers. Made even more popular by the dopey movie "28 Days", patients continue to enter into treatment hoping for success after 28-30 days.

[DallasMike]

Made even more popular by the dopey movie "28 Days", patients continue to enter into treatment hoping for success after 28-30 days.

Dopey, yes; but pretty funny. Plus it starred my girlfriend Sandra Bullock. Yeah, that's the ticket -- she's my girlfriend!