Chambers, who plays Dr. Alex Karev in the popular American television series, spent a few days in a Los Angeles hospital, reported FemaleFirst.
A spokesperson for the 37-year-old actor explained, "He was exhausted and suffers from a sleeping disorder. He went in voluntarily to get some help."
The father of five, who was named the Sexiest Dad by Victoria’s Secret, was in the same ward where Britney Spears is being treated.