Theories about levels of Itching, histamines, and finding relief

The body has a certain tolerance level to itching. Once you pass a certain threshold level of histamines, your rash and itching will spread out of control.

Histamine Intolerance is it really a thing? - The Nutrition & Eczema Specialist

Neuroimmune Interactions in Acute and Chronic Itch

Frontiers Itch Processing in the Skin

Hand, Body, or Neck Rash: Thyroid Disease and Chronic Hives

Theories about levels of Itching, histamines, and finding relief

Itch: Pathogenesis and treatment - ScienceDirect

Harvard study may have finally solved mystery of what causes persistent itching - and one in THREE Americans have it

Peripheral and Central Mechanisms of Itch - ScienceDirect

Pathogenesis of allergic diseases and implications for therapeutic interventions

A neuropeptide code for itch. - Abstract - Europe PMC

Comparison of responses to cowhage, histamine, and capsaicin