Henriette Jæger, European 400m champion, shifted focus to the 400m in 2023. Her progress has been remarkable, lowering her best time to 48.78 seconds. Jæger credits her strong base from combined events for her power over one lap.

Jæger and her coach, Unn Merete, joined a Dutch training group led by Laurent Meuwly. This collaboration has provided new insights and techniques, contributing to her success. Jæger enjoys the community and motivation from training with peers at a similar level. Read more racing coverage.

Her training regimen includes sprints, endurance sessions, speed endurance, and cross-training. The structure varies by season but remains consistent. Jæger emphasizes building a solid foundation, likening it to constructing a house. Related: Andy Henderson: Leeds Beckett University Head Coach.

This original Runner World brief is based on reporting from Athletics Weekly. Visit the source for its complete reporting, context and any later corrections.