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Since then, Bosio has become one of America’s elite ultra-runners, specializing in 100-mile races.

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“It’s about getting my ya-yas out.”

Doing so requires astonishing enduranceof the body and the mind.

“My goal is always to finish while I’m still having fun.”

Here, Bosio shares more of her best advice for a great performance on race day.

My favorite colors are a glittery neon pink, a sparkly bright turquoise and yellow.

It just helps distract my mind."

So I love doing Pigeon pose, because it really opens them up.

I’ll hold the pose for a minute on each side.

It hurts so good.

Downward Dog also helps.

It elongates my leg muscles, which tighten from all the pounding and contracting brought on by running."

“I tape my heels with Leukotape, an adhesive sports tape, to prevent blisters.

Then I’ll put on Vaseline, anywhere I think I might chafe, and also sunscreen.”

“On the starting line, I’ll close my eyes and do a couple of deep breaths.”

Be kind to yourself.

“I can’t be bothered with wearing a watch or GPS.

Instead, I wear friendship bracelets that I bought for myself.

They remind me to be my own best friend and treat myself nicely.”

Have a positive mantra.

“Sometimes, you’ve got the option to just feel like shit when you’re running.

I once did a 100-mile race in 105-degree heat.

I had blisters everywhere.

My legs were super heavy.

My head was pounding.

The only things that felt good were my earlobes.

Expecting that pain and suffering is always the biggest mental challenge.

There’s no way around it but through it.

Negative thinking doesn’t help at all.”

“I’m now a part-time nurse in the pediatric intensive care unit, which puts everything into perspective.

Running in mountains is my favorite thing to do.

It can’t always be sunshine and rainbows, but that’s OK.

I choose to do it, and I’m grateful.”

Hair and makeup, Joshua Conover at Workgroup; producer, Blair Mardian.

Photo Credit: Jake Stangel