Scientists are still unraveling the mystery of why skin conditions like eczema cause people to itch. One known cause is inflammation, which gets worse as people scratch and their skin becomes damaged.

Itchy skin, or pruritus, can have many causes, and most are harmless. However, itchy skin can also be a symptom of certain types of cancer, such as skin and liver cancer. People who experience ...

Itching is an unpleasant feeling that may make a person want to scratch their skin. Other sensations, such as stinging, burning, or prickling, often accompany it. They also suggest that itching, and ...

Hemorrhoids often itch when swollen veins in the anus or rectum trigger inflammation. Inflammation, in turn, stimulates the release of a chemical called histamine that causes itching of the anus ...