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Ben Affleck has completed hisrehab stay.

Ben Affleck

Its given me the strength and support to speak about my illness with others, he wrote.

Affleck entered rehab in August after an intervention from Jennifer Garner, from whom is is separated.

(On the way, they made a memorablestop at a Jack in the Box.)

It was Afflecks third time in rehab, after stints in 2001 and as spring 2017.

Last month, his brother Casey said he wasrecovering and seems to be doing well.