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Immunity: What is it and How Does it Work? Part 2

December 2017 by Dr Georgina Learmonth, BSc, PhD,

Immunity - or the immune system - is something we often hear about, but have you ever wondered exactly what it is and how it works? 

The immune system is a marvellously complex system that helps protect us and our horses from potentially harmful disease-causing pathogens (bacteria or viruses). The reason most of us are able to carry on our daily lives without being constantly sick is because our immune system runs smoothly in the background without much thought on our part. 

The immune system is broadly divided into two main types: