All products featured on Self are independently selected by our editors.

However, we may receive compensation from retailers and/or from purchases of products through these links.

Be up for a challenge.

Image may contain Alison Sweeney Clothing Apparel Human Person Dress Latex Clothing and Spandex

“WhenLoserwent to Washington, D.C., I ran into Bob Harper in our hotel gym.

He tapped me on the shoulder and said, ‘You ready to do sprints?’

I said, ‘Bring it.’

This image may contain Alison Sweeney Clothing Apparel Human Person Dress Latex Clothing and Spandex

He put his hands over my machine and said, ‘Run.

I’ll tell you when to stop.’

I never would have pushed myself that hard.”

Image may contain Dress Alison Sweeney Clothing Apparel Human and Person

Dress, $2,995;ReemAcra.comfor information (made by request only).

Earrings, $12,900;HeartsOnFire.com.

Ring, $300;Plukka.com

Don’t let gravity do the work.

This image may contain Plant Food and Stuffing

“The down on every move is just as important as the up.

Take three seconds to come up and three seconds to go back down.

Do the whole thing.

Image may contain Human Person Sunglasses Accessories Accessory Sport Sports and Athlete

You’ll see results.”

Dress, Michael Kors, $2,295; Saks Fifth Avenue.

Earrings, $12,900;HeartsOnFire.com.

Image may contain Human Person and Hug

Cuff, Jennifer Fisher, $500;JenniferFisherJewelry.com.

Everybody talks about carbo-loading, but there’s no reason to have carbs at each meal.

Keep it light and eat what agrees with you.

Image may contain Human Person Female Alison Sweeney Standing Clothing Apparel Woman Exercise Sport and Sports

My prerun go-to: oatmeal with cinnamon and agave, or a banana."

Get Alison’s Quinoa With Spinach and Feta recipe

There is no such thing as can’t.

(Jillian recommended my current trainer, Steve Lee.)

Image may contain Food Dessert Creme Cream and Yogurt

But one day, Jillian had me doing pull-ups.

I said, ‘I can’t!’

Alison’s first tri: “I used to do very little outdoor fitness.

Image may contain Alison Sweeney Clothing Apparel Human Person Blonde Teen Kid and Child

Now I’m obsessed with it!”

The trainers from the show are in my head.

This is an excuse.

Image may contain Human Person Sport Sports Running Clothing Apparel Exercise Working Out Fitness and Jogging

Stop making excuses!'

If I find myself going down that path, I say to myself, ‘Go do it!’

Don’t beat yourself up.'"

Image may contain Alison Sweeney Human Performer Person Leisure Activities Dance Pose Fashion and Dance

The voices in her head, from left: Quince, Michaels and Harper.

Skip sugary cocktails.

“Margaritas have, like, a million calories.

Image may contain Clothing Apparel Female Human Person Footwear Shoe Alison Sweeney and Woman

It’s less caloricand it’s delicious.”

Sports bra, Lululemon Athletica, $42;Lululemon.com.

Pants, Sandro, $320;Sandro-Paris.com.

It feels like a treat!"

I only eat cheese when I can taste it.

I was like, ‘What are you trying to say?

I really don’t eat that much cheese!’

Because I wasn’t appreciating it, much less noticing it, it was such a waste of calories.

That helped me slim down a bit.

Now I’ll just sprinkle a little on top of dishes where I can actually taste it."

Gear totally matters.

“When you start running, you need pants that fit well so you don’t chafe.

My fave: Moeben.

They’re the best running shoes I’ve ever worn!”

Be practical.

“I don’t need to have a perfect suntanned body.

If my body’s good enough for that, it’s good enough for me!”

The hills are so good for your buttit’s an extra benefit!"

I’m going to do it again tomorrow."

I’m happy to take a free pass."

Friday: Tone at Home"I do DVDs.

One of Bob’s has a move where you lie down then stand without using your hands.

It’s so hard, and I’ll think, He’s looking at me!"

Saturday: Pedal Power"I’ll do an 18- to 20-mile bike ride.

I live in fear of getting doored like Paul Rudd inThis Is 40."

Sunday: Mid-Distance Run"I’ll go 5-6 miles.

I also meditate at home for 20 minutesno music, no thinking about what’s next.

I’m learning to be still."

Dress, Herve Leger by Max Azria, $1,190; Saks Fifth Avenue.

ID bracelet, Ann Dexter-Jones Design, $3,795; Barneys New York, 212-826-8900.

Ring (on right hand), $8;NecessaryClothing.com.

Shoes, KG Kurt Geiger, $215;US.KurtGeiger.com

See the Video!

Get Ke$ha’s Sexy Legs

Steal Gwyneth Paltrow’s Workout!