What causes an itch?

Friday Night Blues by Big Blue GF

Researchers may have found what causes eczema itch

How to Reduce Eczema Itch at Night (So You Can Sleep) - GoodRx

PetLab Co. Itch Relief Chew Pro – Itch Relief Chews for Dogs – Omega 3 for Dogs Itch Supplement - Packed with Beneficial Fatty Acids for Healthy Skin for Dogs – Seasonal Allergies Support

PetScy Dog Itch Relief Chews with Omega 3 Fatty Acids, EPA & DHA | Itch Relief for Dogs Nutritional Support, Immunity & Muscles | Itchy Skin Treatment for Dogs of All Ages, Pork Flavor - 30 Chews