New Year Workout Challenge Day 4: 25-Minute Cardio & Abs Workout (Athlete 25)

8 Jan 2026 · 30 min
29:53

Lindsey Bomgren leads a 25-minute cardio and core workout with agility drills in taped boxes and ab moves, 30 seconds on and 15 seconds off. She explains that reaction time naturally declines after 30 and offers modifications for every exercise so you can pick your level.

Chapters

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