08/07/2006 at 01:00 AM EDT
McConaughey's Malibu routine on July 18 "is his own thing—it's just fun for him," says a source close to the actor. What is it, exactly? "There's a little martial arts in it and a little yoga." With a whole lotta sand in your pants.
The California Roll
"He feels like as long as it's light outside, he needs to be doing something," says a source.
The Limbo Bend
McConaughey's workout rule? As he told PEOPLE last fall: "Break one sweat a day."
The Stomach Surf
"He runs every day on the beach or he'll go for a bike ride with Lance [Armstrong]," says the source. "He loves being physical."
COURTENEY COX ARQUETTE
The actress, who also power walks, recently flaunted her forehand—and ultra-toned legs—on the court in Malibu.
Yoga "keeps you in tune," says the hip-hop mogul (with teacher Laura Russo in Miami on July 19). "You learn to smile and breathe."
His old-school approach to getting fit: stadium runs. On July 15, Reese's husband tackled the bleachers again in Brentwood, Calif.
Drop and give me 20! The Desperate Housewife worked her arms at a July 17 training session in a Santa Monica park.