News from the week of March 11: 1. NIH researchers identify brain connections associated with ADHD in youth. https://go.nih.gov/xferolc 2. NIH opens long COVID trials to evaluate treatments for autonomic nervous system dysfunction. https://go.nih.gov/g5ExIKb 3. Delta-8-THC use reported by 11% of 12th graders in 2023. https://go.nih.gov/aqiFnSa 4. NIH scientists find weak points on Epstein-Barr virus. https://go.nih.gov/vqrKNu1