This cluster of papers explores the pathogenesis, pharmacological treatment, and management of hiccups, with a focus on neurological disorders, palliative care, and the use of medications such as gabapentin and corticosteroids. It also discusses the association between hiccups and cardiac arrhythmias, as well as the potential use of vagus nerve stimulation. The research covers various aspects of hiccups, including their neurological basis and potential treatments in different medical contexts.