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About Lina Miller

Founder, Built For Return

I work with competitive athletes who refuse to let injury dictate the end of their performance career.

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After years of competing at the highest level of endurance sport and multiple world championship qualifications, my own career was abruptly tested by a catastrophic knee injury — a complete ACL, MCL, and meniscus tear with joint displacement and surgical reconstruction.

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I was cleared to race.
But I was not rebuilt.

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And I refused to accept a reduced version of the sport I loved.

What followed was not traditional rehabilitation.  It was a complete reconstruction of how performance, recovery, nervous-system regulation, and fueling must work together in the injured athlete.

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I pursued advanced training in holistic nutrition, gut health, integrative recovery, and herbal therapeutics - rebuilding my own system under elite coaching and performance demands.

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The result was not simply a return.

It was a return to winning.

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Since that injury, I have:

• Competed at the Ironman World Championship – Kona

• Earned multiple Ironman 70.3 World Championship qualifications

• Won 1st place at the USAT World Championship

• Secured multiple Ironman 70.3, 1st place victories

Built For Return was created for athletes who are not interested in “staying active” — they are committed to returning to competition with intelligence, resilience, and long-term performance integrity.

My work integrates precision nutrition, gut health optimization, nervous-system retraining, and structured return-to-sport strategy through a proprietary Mind • Body • Fuel framework.

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This is not generic coaching.
This is not symptom management.
And this is not guesswork.

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It is a guided return — designed to protect your physiology, rebuild confidence, and restore competitive capacity.

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Age is not the limiter.
Load tolerance, recovery bandwidth, fueling strategy, and mindset are.  And those are trainable.

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Returning to sport should never be a gamble.
It should be engineered.