Matthew McConaughey is the King of Shirtlessness, so unless he's starving himself for a movie role, you can bet he's all kinds of in shape.

He was chosen to dance around in chaps in 'Magic Mike' for a reason, people.

His fitness routine involves running, exploring dark scary caves (on occasion) and working out hard so that he can eat hard.

He has eight tips for any would-be McConaugheys: tying your shoes, being nice to others, feeling the burn, knowing the importance of distance over time, changing things up, getting your adrenaline pumping, running downhill and using what's available to you.