workout routines I ditched sit-ups for this 4-move dumbbell workout — here’s what happened to my core | Tom’s Guide by wwfoursociety April 9, 2025April 9, 2025Leave a Comment on I ditched sit-ups for this 4-move dumbbell workout — here’s what happened to my core | Tom’s Guide https://www.tomsguide.com/wellness/fitness/i-ditched-sit-ups-for-this-4-move-dumbbell-workout-heres-what-happened-to-my-core