Exercise scientist Mike Israetel identifies five common yet ineffective exercises—planks, Supermans, rack pulls, tricep kickbacks, and single-arm dumbbell presses—and suggests better alternatives for muscle-building. For example, swap planks for ab rollouts to maximize core tension, and replace tricep kickbacks with dumbbell skullcrushers for optimal tricep engagement. Israetel also advises against single-arm dumbbell presses due to energy wastage, recommending double-arm presses or machine-based single-arm variations instead for more effective results.
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