Your immune system

Your immune system

Your own private army

The immune system is like an army of soldiers guarding you against harmful external substances,

But like an army needs a constant supply of enemies (outside allergens) to be battle-ready, in the absence ( over sanitization) of which either it becomes very weak or goes in an overactive mode leading to allergies, eczema, etc

To keep our immune system working properly it should be exposed to a limited (Too much may overwhelm it causing diseases)

allergen load of virus, bacteria dust, etc