The Journal of Head Trauma Rehabilitation dedicated its latest issue to chronic pain after TBI, featuring a series of ten papers. A press release by UW Medicine describes the team’s survey findings that about 60% of the 3,800 patients from the TBI cohort reported current or previous chronic pain.

World Health Organization (WHO) report: CBD has a "good safety profile" and "may be a useful treatment" for numerous medical conditions. In June 2018, WHO will do a further review of extracts or preparations containing almost exclusively CBD.