Push-ups are an exercise staple, but sometimes you need to spice up the basics. My Equinox trainer's prescription for getting over the push-up blahs is to toss a medicine ball, or two, or three into the mix. Here's a progression Lauren taught me in my last training session. It's fun. It's challenging. And it might just make you feel like you're rehearsing a circus act. Push-Up Roll This move Read more

Besides being lined with tasty seeds and being chock full of healthy goodness, pumpkins are also a great fitness tool. Confused? Think of your pumpkin as a medicine ball you can eat. Heidi Klum and hubby Seal know that visiting a pumpkin patch is a great way to have fun with the fam; they hit up the Mr. Bones Pumpkin Patch in Hollywood on Sunday. I wonder if they know that a visit to a pumpkin Read more

The woodchopper is a fave exercise among trainers everywhere — Gunnar Peterson calls it his fave core exercise — and my Equinox trainer is a fan of the move too. Woodchoppers really work the abs but target the obliques, helping you to tone your muffin top. But unlike the static plank, woodchoppers target your middle while your middle is in motion, making this move a serious function fitness Read more

What's not to love about circuit training? Combining heart-pumping elements of cardio with strength-training moves means you torch calories while toning muscles. It's just so efficient. Here's a fun yet challenging circuit workout I did recently with my Equinox trainer Lauren. The workout has you performing each exercise for a minute, which means you need to keep a stopwatch handy, but you have Read more

Scarlett Johansson kicks major butt as Black Widow in The Avengers, saving Earth from imminent doom, all while wearing a black catsuit. Between slipping into a skintight costume and unveiling some serious moves against Loki's army, this wasn't a character Scarlett rolled out of bed for. To prep for the physically demanding role, Scarlett worked for almost two months with trainer Bobby Strom and Read more

No doubt you've seen the VersaClimber at your gym — that tall piece of equipment, lurking in the corner behind the more popular cardio machines. But the VersaClimber's unpopularity is also its saving grace: there is never anyone using it, so you hop on it without a wait. Since the machine is often empty, you can also use it to add short bursts of cardio to your circuit training sets, just like Read more

Whether she's hamming it up in front of Saturday Night Live cameras or going glam on the red carpet, Modern Family star Sofia Vergara always looks the part. But the self-described gym hater also works hard to keep fit. We spoke to her trainer Gunnar Peterson (whose clients have also included Kim Kardashian, Jennifer Lopez, and Angelina Jolie), to learn more about how Sofia stays fit. Read his Read more