University of Copenhagen - Faculty of Humanities Jul 1 2025 Millions of adults around the world are diagnosed with ADHD every year, and there is a great need for research in the field. However, much clinical research on adult ADHD suffers from serious methodological shortcomings that make it difficult to use the results in practice, researchers from the University of Copenhagen and the University of Sao Paulo show in a new study. Originally developed for children, the diagnosis of ADHD is often