Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...

Certain serious conditions, autoimmune conditions, and liver or kidney issues can cause itchy skin. Treating the underlying cause may relieve the itchiness and other symptoms related to the condition.

You’re finally comfortable in bed, drifting peacefully toward sleep when suddenly—itch. You scratch. Another itch pops up. Before you know it, you’re wide awake and scratching like crazy, wondering if ...