Karolinska University Hospital

This study compares two catheter ablation procedures for people with persistent atrial fibrillation (AFib). Researchers want to see if adding treatment for scarred heart tissue to the standard procedure works better at controlling irregular heart rhythms. Participants are randoml…

This study is testing whether teaching children with asthma special breathing techniques, along with advice on physical activity, can improve their quality of life and symptoms better than just giving activity advice alone. It involves about 40 children and teenagers aged 10-17 w…

This study aims to understand if training hospital nurses and assistant nurses about sleep can help patients sleep better during their hospital stay. Researchers are testing a three-part program that includes online education, clinical guidelines, and designated 'sleep nursing ch…