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Intermediate

iFIT Trainer Ashley Paulson trains on a mountain trail, building the aerobic base covered in this guide to her training philosophy.

Building your aerobic base: Ashley Paulson’s training philosophy for ultrarunners

iFIT Trainer Ashley Paulson shares how she builds training volume, knows when to push versus back off, and trains for terrain she can’t always access.

October 20, 2026

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iFIT Trainer Ashley Paulson runs a forested trail while training for an ultramarathon, part of the race day planning covered in this guide.

How to plan an ultramarathon: Ashley Paulson’s race day strategy

iFIT Trainer Ashley Paulson breaks down how she plans pacing, gear, overnight strategy, and crew logistics for races that take days to finish.

October 19, 2026

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A zombie in a bloodied lab coat lunges toward the camera outside an abandoned building in iFIT’s AI Zombie Outbreak: Outrun the Dead Halloween workout for treadmill and bike.

iFIT's AI Halloween Workouts Are Here: Four Immersive Rides and Runs for the Spookiest Season

Meet iFIT’s four AI Halloween workouts for treadmill and bike, from a zombie outbreak chase to a haunted bridge ride, each built around an original horror story.

October 13, 2026

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Ride six guided interval workouts through Death Valley with iFIT Trainer Casey Gilbert. Build endurance, strength, and pacing confidence one ride at a time.

Build Confidence on the Bike in Death Valley

Build cycling confidence one interval at a time with iFIT Trainer Casey Gilbert across six progressive rides through Death Valley National Park.

October 13, 2026

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Official badge for iFIT's October Move Like Her Challenge, featuring workouts across six modalities led by elite female trainers.

Move Like Her: Chase your goals with iFIT's Elite Female Trainers This October

This October, iFIT handed the workouts to some of the world's most accomplished female athletes and coaches, spanning six modalities from trail running to a first of its kind reformer series built around your cycle.

September 30, 2026

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iFIT Trainer Ashley Paulson leads the Tahoe Endurance Running Series, a five workout trail series filmed on Lake Tahoe's most iconic terrain.

Explore Lake Tahoe on the Trails That Define Ultra Running

Run five workouts across Lake Tahoe's most iconic trails, including real Tahoe 200 course segments, with iFIT Trainer Ashley Paulson in a series built around Zone 2 endurance training.

September 23, 2026

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Run alongside Trainer Paulo Barreto on the iFIT app during the Arches National Park Cardio Series.

Run and Hike the Red Rocks in the Arches National Park Cardio Series

Run and hike through the red rock wonders of Arches National Park with iFIT Trainer Paulo Barreto in eight progressive workouts built for steady endurance and pace.

September 4, 2026

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Explore Yosemite's iconic trails with guided hikes from iFIT. Build endurance through scenic national park workouts led by certified iFIT Trainers.

Explore the Wondrous Beauty of Yosemite in the Yosemite National Park Hiking Series

Discover Yosemite National Park through six guided hikes led by iFIT Trainer Leah Rosenfeld. Build endurance and explore iconic landscapes from wherever you are.

August 3, 2026

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Ride through Death Valley with iFIT's Speed Development Series. Structured cycling workouts led by Casey Gilbert build speed, endurance, and aerobic power.

Explore One of America's Most Extraordinary Landscapes in the Death Valley Interval Series

Build speed and aerobic fitness across six structured cycling workouts led by iFIT Trainer Casey Gilbert, set against the dramatic landscapes of Death Valley National Park.

August 3, 2026

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