| The
role that Histamine plays as an agent is our antibacterial,
antiviral, anti-foreign agent defence systems is well known
(or at least its nemeses, anti-histamine tablets and creams
are). However, it also acts as a sensor regulator of water
metabolism and its distribution in the body. When the body
is short of water, it increases the production of the neurotransmitter
histamine. It is well recognised that people suffering from
asthma and other allergic reactions have increased amounts
of histamine within their body tissues. At a normal level
of water content in the body, these defence systems are maintained
at imperceptible or unexaggerated |