Your immune system is your body’s defense against infection and illness. When it senses a foreign invader, like bacteria, viruses and other pathogens, your immune system springs into action.
When the intruders are allergens such as pollen or pet dander, your body releases histamines, the chemicals that cause allergies, and their accompanying symptoms that are annoying for millions of sufferers worldwide.
For some of these allergy sufferers, histamines can also trigger asthma attacks and hives. However, the common cold causes your body to produce a similar response that can be confused with an allergy.Read more on curiousmindmagazine.com