FHL5 and Cluster headache: The latest GWAS and meta-analysis on cluster headache obtained data from 10 European and 1 East-Asian cohort with a combined sample size of 4777 cases and 31 575 controls, and identified 8 loci of which 4 have been previously identified by GWAS (DUSP10, MERTK, FTCDNL1, and FHL5) that were also included in the meta-analysis (Winsvold et al., 2023).