FRIDAY, Dec. 23, 2022 (HealthDay News) — Swedish researchers studying anger say it appears there is a pent-up need for anger management and that an internet-based treatment can work. Scientists from the Centre for Psychiatry Research at the Karolinska Institute in Stockholm, Sweden, had to close its recruitment site after a few weeks because there was so much demand for help with anger issues. “It is usually very difficult to recruit participants for treatment studies. For the anger study, however, it was very easy,” said Johan Bjureberg, an assistant professor at the center. The study included 234 participants, all of whom had significant anger problems. The participants were each randomly…