The exercise hormone irisin has neuroprotective effects in a mouse model of multiple sclerosis. Rosenkranz SC, da Rocha JF, Moreira L, Schlachter P, Bier J, Healy K, Silva D N, Iqbal M A, Gharagozloo M, Xiong Y, et al. Nat Metab. 2026 May; 8(5):1051-1066. PMID: 42168599. Abstract CommentRecommendBookmarkWatch