2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/186813A brief review on double beta decay to excited states of daughter nuclei is given. The ECEC(ov) transision to the excited states are discussed in association with a possible enhancement of the decay rate by several orders of magnitude.5 pages; talk at MEDEX'07 ("Matrix Elements for the Double-beta-decay Experiments"; Prague, June 11-14, 2007)Nuclear Experimenttext