I woke up less sore than I thought I'd be, so I headed back to Lahaina CrossFit to squeeze in one last workout before leaving the is...

One year ago today, I attended my very first CrossFit class . At the time, I’d just completed a few rounds of the P90X and Insanity home ...

Starting Strength  by Mark Rippetoe and Lon Kilgore is one of my favorite go-to guides for information on proper Olympic lifting technique. ...

The good folks at Re-Nest want you to know that there are lots of advantages to having a home gym that’s “both handsome and healthful,” suc...

Last week, Wired published a piece about the military's review of whether CrossFit, P90X and Insanity are -- as some believe -- too toug...

The U.S. military's concerned that our  soldiers aren't physically prepared for CrossFit, P90X and Insanity workouts : More troops...

M and I didn't get home last night until almost 1 a.m., and I was ready to collapse before we managed to open our front door. I'd be...

I woke up with sore hamstrings, so I decided to go easy on my legs this morning. After scouring my One-on-One set for a workout that require...

My hands are still bleeding, so I did the Insanity Pure Cardio workout this morning. I couldn't make a fist, though, so when Shaun T cal...

I did Tony Horton's 20-minute One-on-One Killer Abs workout this morning, but M just got Chalene Johnson's newest BeachBody home fi...

When I drove up to my CrossFit gym for my morning workout, it was still dark. Looking back, I probably should have stayed in bed. Today'...

I admit it: I cheated today during Max Interval Circuit. Instead of repeating the circuits three times each, I only did 'em twice. And...

When the alarm went off this morning, I turned it off and fell back asleep. An hour passed before I groggily peered at the clock again, it w...

I kept telling myself: This video is only 37 minutes long. Unfortunately, it didn't seem to help make this workout go by any quicker.

Want to learn more about the jump training featured in P90X Plyo and just about every single Insanity workout? The Art of Manliness just p...

I'm so, so tired. Looking back, I can't believe I used to do multiple Insanity "Max"-series workout each week -- especiall...

I worked my ass off this morning, cranking out pull-ups and push-ups and dumbbell rows and kettlebell swings and tuck-knee jumps. I went all...

Holy shit. I'd forgotten how agonizingly hard -- and utterly humbling -- this workout is. But I still love it.

I finished Plyometric Cardio Circuit without taking any mid-set breaks -- not even during the dreaded Ski Abs / In-Out Abs sequence! It'...

Thankfully, this workout ended just as I was about to crumple into a sweaty, quivering heap. I'm probably just misremembering, but I cou...