Medically reviewed by Robert Burakoff, MD Key Takeaways Hemorrhoids itch because inflammation causes histamine release, making the skin itchy.Good hygiene, such as using a wet cloth after bathroom use ...

Researchers may be closer to understanding why scratching evokes a rewarding and pleasurable sensation in patients with chronic itch. Using advanced fMRI, they looked at brain activity while chronic ...

(BETHESDA, MD) -- Intense itching and the urge to scratch are symptoms of many chronic skin ailments. A new study conducted by Oxford University researchers has found that different reactions in the ...

Research suggests that the nerve injury itself is to blame. Itch-sensing nerves, much like pain-sensing ones, can go haywire and begin sending excessive or inappropriate signals. This may happen when ...