The Pump. It’s that elusive, sought-after phrase that bodybuilders have chased relentlessly since time began. Some sneer at it – others are skeptical of its importance. But experienced lifters? They know it’s paramount. That fascia that feels like it’s tearing against your sleeves isn’t just for show, you know. It means something VERY significant is happening at a deep-rooted physiological level that you need to understand.