Matthew McConaughey arriving at the "Ghost of Girlfriends Past" Premiere at Grauman's Chinese Theater in Los Angeles, California - 27.04.09

The actor insists his perfectly defined torso has nothing to do with gyms and work-outs - but when he chooses to eat.

He says, "If you eat at the end of the day, you sleep on it and don't burn it off."

McConaughey admits he rarely eats after 7pm.

Source: WENN