Anterior pelvic tilt is mainly caused from tight hip flexors due to excessive sitting. (tomcoffeyfitness.com)
But combine weak glutes with tight hip flexors and tight hamstrings from sitting down most of the day, and when it comes time to drop it like a squat: it's more like a glute fizzle than the bonfire you'd hoped for. (fitbodyhq.com)
Building strong glutes helps compensate for tight hip flexors related to sitting too much. (cathe.com)