Understanding the Complexity of Itch

Scientists have discovered that itching is a complex sensation involving various types of receptors triggered by different molecules. Itch was once considered a milder form of pain, leading to misconceptions about its treatment. However, the identification of dedicated itch receptors and pathways has revolutionized itch research. Researchers are developing drugs to directly target these receptors, but the multifaceted nature of itch poses challenges in finding effective treatments.