| 1 | 1-1 근육이해 (Understanding of Muscles) 해피러너스클럽(Happy Runners Cl..  | Seongeun Yu | 2020-06-02 | 30 |
| 2 | 1-2 근육유형 (Types of Muscles) 해피러너스클럽(Happy Runners Club) | Seongeun Yu | 2020-06-04 | 34 |
| 7 | 1-3 신체이해 (Understanding of Physical) 해피러너스클럽(Happy Runners C.. | Seongeun Yu | 2020-06-09 | 32 |
| 30 | 10k Race 어떻게 뛰어야 할까? _ 해피러너스클럽 (Happy Runners Club) | Seongeun Yu | 2020-10-08 | 152 |
| 8 | 2-1 걷기와 달리기의 차이 (Difference between Walk and Run) 해피러너스클럽 (H.. | Seongeun Yu | 2020-06-09 | 37 |
| 9 | 2-2 적절한 러닝자세 (Proper Running Posture) 해피러너스클럽 (Happy Runners.. | Seongeun Yu | 2020-06-09 | 43 |
| 10 | 2-3 러닝에서의 신체정렬 (Body Alignment) 해피러너스클럽 (Happy Runners Club) | Seongeun Yu | 2020-06-09 | 31 |
| 16 | 2020 남가주 한인 마라톤 참여실태 분석자료-해피러너스클럽 (Happy Runners Club) | Seongeun Yu | 2020-06-15 | 40 |
| 31 | 2020_10k Race Official Result (2020-10-25) 해피러너스클럽 | Seongeun Yu | 2020-10-26 | 61 |
| 35 | 2021 Mt. Charleston (Revel Series) 훈련프로그램과 코스분석_해피러너스클럽(Happ.. | Seongeun Yu | 2020-12-28 | 103 |
| 39 | 2021 하반기 대회 기록(OC, LA, Boston, Big Bear) 해피러너스클럽 | Seongeun Yu | 2021-11-15 | 60 |
| 38 | 2021 헌팅턴 마라톤 기록 | Seongeun Yu | 2021-09-25 | 62 |
| 50 | 2022 Long Beach Marathon Course Analysis(롱비치 안내 및 코스분석) | Seongeun Yu | 2022-10-02 | 82 |
| 49 | 2022 Long Beach 마라톤 3 주 전 테이퍼링 플랜! | Seongeun Yu | 2022-09-17 | 65 |
| 46 | 2022 Long Beach 마라톤 훈련 운영! | Seongeun Yu | 2022-04-08 | 79 |
| 47 | 2022 OC Marathon Info & Analysis | Seongeun Yu | 2022-04-19 | 93 |
| 42 | 2022 Surf City Half/Full Marathon Results_해피러너스클럽! | Seongeun Yu | 2022-02-08 | 47 |
| 43 | 2022 Zion 50k & Half Trail Run Training Plan(해피러너스클럽) | Seongeun Yu | 2022-02-10 | 55 |
| 44 | 2022 해피러너스클럽 페이스그룹 훈련계획! | Seongeun Yu | 2022-02-11 | 196 |
| 56 | 2023 Boston Marathon Results! | Seongeun Yu | 2023-04-19 | 30 |
