Potassium channels are a type of ion channel that allows the selective passage of potassium ions across cell membranes. They play a critical role in regulating the electrical activity of cells, including neurons, muscle cells, and many other cell types. Potassium channels are involved in a wide range of physiological processes, such as maintaining the resting membrane potential of cells, shaping action potentials, and regulating cell volume. Research in the field of potassium channels aims to understand the structure and function of these channels, as well as their role in various diseases and disorders. Dysregulation of potassium channels has been implicated in conditions such as epilepsy, cardiac arrhythmias, and certain neurological disorders. Therefore, studying potassium channels can provide insights into potential therapeutic targets for these conditions. Additionally, researchers are also investigating the development of drugs that can modulate potassium channel activity for the treatment of various diseases.