2026 대구 런텐(RUN 10) 10KM / 34:12 / 대회가 최고의 훈련이다

I participated in the Run Ten competition held in Daegu on May 30th. The weather is getting warmer now. Thank you for watching. Shoes: Li-Ning Feidian Elite 6 Watch: Garmin 970

Had a refreshing run / Pohang IRON RUN 15.38km
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Had a refreshing run / Pohang IRON RUN 15.38km

2025 진주마라톤 풀코스 마지막 대회 최선을 다했습니다 / 2:35:14
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2025 진주마라톤 풀코스 마지막 대회 최선을 다했습니다 / 2:35:14

Pro Trail Running Secrets from the Mountain Sage (Feat. Lee Byung-do)
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Pro Trail Running Secrets from the Mountain Sage (Feat. Lee Byung-do)

Run with your upper body, lower body just supports: Preparing for summer training
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Run with your upper body, lower body just supports: Preparing for summer training

5 Key Secrets to Mastering a Half Serve in 1:30
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5 Key Secrets to Mastering a Half Serve in 1:30

Sean, what is the result of your first sub-3 attempt?
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Sean, what is the result of your first sub-3 attempt?

Gave it my all on a tough course / 2026 Daegu The Race 10KM
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Gave it my all on a tough course / 2026 Daegu The Race 10KM

I got a harsh lesson during my reconnaissance trip for the Gimhae Forest Path Marathon💦 (If I wer...
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I got a harsh lesson during my reconnaissance trip for the Gimhae Forest Path Marathon💦 (If I wer...

An 800m showdown with people 12 years my junior, and me, a high school graduate, giving a present...
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An 800m showdown with people 12 years my junior, and me, a high school graduate, giving a present...

How Much Has My Road Speed Dropped? (Feat. Chungnam Provincial Government Marathon Team)
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How Much Has My Road Speed Dropped? (Feat. Chungnam Provincial Government Marathon Team)

The reason why only pot-bellied men in their 40s and 50s are left in the cycling club
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The reason why only pot-bellied men in their 40s and 50s are left in the cycling club

쉽지 않은 레이스 변수 발생!  / 2026 양산 런텐(RUN 10) / 10km 대회는 힘들어 ㅠㅠ / 3위 입상
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쉽지 않은 레이스 변수 발생! / 2026 양산 런텐(RUN 10) / 10km 대회는 힘들어 ㅠㅠ / 3위 입상

2025 경주동아마라톤 풀코스 서브3(Sub3)를 향해
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2025 경주동아마라톤 풀코스 서브3(Sub3)를 향해

The Class of an Asian Games National Team Athlete Turned P.E. Teacher! Ochang Lake Marathon Coach...
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The Class of an Asian Games National Team Athlete Turned P.E. Teacher! Ochang Lake Marathon Coach...

This is how I run in a new place: My own unique running / I have arrived in Miryang
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This is how I run in a new place: My own unique running / I have arrived in Miryang

Achieved a personal best of 2:31:55 for the 2026 Seoul Dong-A Marathon full course / I have no re...
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Achieved a personal best of 2:31:55 for the 2026 Seoul Dong-A Marathon full course / I have no re...

400m interval training, 61 seconds in the heat? / That's too fast, 3-minute pace vs. 2:30 pace
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400m interval training, 61 seconds in the heat? / That's too fast, 3-minute pace vs. 2:30 pace

Boston 42.195km, Lee Bong-ju, and Kwon Hwa-woon (ft. A challenge to beat my personal best)
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Boston 42.195km, Lee Bong-ju, and Kwon Hwa-woon (ft. A challenge to beat my personal best)

‘70대 서브3’ 신행철 “목표와 열정이 있으면 ‘젊은이’입니다” [9시 뉴스] / KBS  2026.04.03.
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‘70대 서브3’ 신행철 “목표와 열정이 있으면 ‘젊은이’입니다” [9시 뉴스] / KBS 2026.04.03.

2026 대구마라톤 풀코스 언덕..바람..더위. 버텨라 끝까지..! 입상??
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2026 대구마라톤 풀코스 언덕..바람..더위. 버텨라 끝까지..! 입상??