Jamie Zwilling is the best kind of "loser"—the kind who has battled obesity and managed to cut his weight almost exactly in half. Today, Jamie shares the inspirational story of his Rim-to-Rim adventure, including the details of his training regiment, the logistical challenges he faced, and a step-by-step account of what he calls the hardest physical accomplishment of his life.

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Please join the Grand Canyon Hiker Dude Show's private Facebook group by clicking here.

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The Rim2Rim Pack from Bright Angel Outfitters is now available! Check out our Canyon-inspired day pack by clicking here.

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To reach Coach Arnie, you can call or text him (yes, really!) at (602) 390-9144 or send him a message on Instagram @painfreearnie.

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Have an idea for the show, or someone you think would be a great guest? Reach out to Brian anytime at gchikerdude@brightangeloutfitters.com.

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The all-new Grand Canyon Shade Tracker is LIVE!! This incredible interactive tool lets you see when and where you'll have precious shade on your Grand Canyon hike—every hour of every day of the year. Check it out at gcshadetracker.com. Another free resource from Bright Angel Outfitters aimed at making your Grand Canyon adventure the best and safest it can be.

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For Canyon-centric hoodies, sweatshirts & tees—including the Victor Vomit tee and our new Rim-to-Rim collection— please visit BrightAngelOutfitters.com

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For more great Grand Canyon content, please check us out on the following platforms:

YouTube (@GrandCanyonHikerDude) for informative and inspirational videos

Instagram (@GrandCanyonHikerDude) for photos from the trail

TikTok (@GrandCanyonHikerDude) for fun and informative short-form videos

Facebook (@GrandCanyonHikerDude)

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For the best and most helpful Facebook groups dedicated to hiking the Grand Canyon, search for:

• Grand Canyon Hikers
• Grand Canyon Rim to Rim
• Grand Canyon R2R2R Run!
• Grand Canyon R2R+ Training
• Grand Canyon Ridesharing and Transportation - Rim to Rim & More