Balgrist University Hospital

This study looked at 150 people with low back pain to see if there are different types based on how pain spreads and how the nervous system processes pain. Researchers used body maps and pain sensitivity tests to group patients. The goal was to better understand back pain, not to…

This study tested different dilutions of a numbing drug (ropivacaine) on 17 healthy volunteers to find a dose that feels like a real nerve block but doesn't actually relieve pain. The goal is to create a convincing placebo for future research, so scientists can run fair tests on …