Actor Kevin Costner was hospitalised this week after complaining of feeling lightheaded.
According to People magazine, the 53-year-old star began to feel unwell while driving in Los Angeles.
His spokesperson Arnold Robinson said: "Kevin was driving in the Hollywood area Tuesday morning when he began to feel lightheaded."
"He called 911 and they kept him overnight in the hospital."
A representative for the actor later said: "He's feeling fine and is back on his feet."