For the millions suffering from chronic lower back pain, the search for lasting relief can be a difficult journey. Minimally Invasive Lumbar Spine Surgery (MILSS) often emerges as a beacon of hope, promising a less traumatic approach, smaller incisions, and potentially faster recovery times compared to traditional open procedures. But among this promise, a critical question weighs heavily on every patient's mind: what is the true success rate? Understanding the effectiveness and realistic outcomes of MILSS is paramount, offering clarity and guiding those contemplating this significant step toward a pain-free life.