@.health.lab: L4–L5 vs. L5–S1: Which Disc Causes More Pain? Is L4–L5 or L5–S1 more painful? This medical animation compares these two commonly affected spinal discs, explains the symptoms each may cause, and shows why the location of nerve compression often matters more than the disc itself. ⚠️ This animation is for educational purposes only and does not replace professional medical advice. #L4L5 #L5S1 #Sciatica #BackPain #MedicalAnimation