Histamine plays an important role in healthy immune functioning and neurotransmitter signaling. However, when these naturally ...

Erica Westly traces the histamine reaction. You have full access to this article via your institution. Each autumn, ragweed plants launch their pollen into the air, wreaking havoc on the lives of ...

"Histamine intolerance is unlike other allergies or sensitivities because it is not a reaction to the histamine itself but to ...

Hives and rashes are two skin conditions that can look fairly similar. Here, experts explain the difference between hives and a rash, plus treatments.

In response to injury and infection, specialised immune cells called mast cells release histamine.