What causes an itch?

Friday Night Blues by Big Blue GF

Researchers may have found what causes eczema itch

Pet Honesty Dog Allergy Relief Salmon Oil for Dogs, Itch Relief & Omega-3 for Dogs, Dog Skin and Coat Supplement, May Reduce Normal Shedding & Itching, Joint, Brain & Heart Health (16 oz)

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