workout routines One core exercise that’s more effective than planks for strong, stable abs, according to a trainer by wwfoursociety April 1, 2022April 1, 2022Leave a Comment on One core exercise that’s more effective than planks for strong, stable abs, according to a trainer https://www.insider.com/core-exercise-to-do-instead-of-planks-build-strong-abs-2022-3