Why has the world become more vulnerable to food allergies?

Capitals – agencies

Children around the world are increasingly exposed to allergies caused by different types of foods.
The increasing susceptibility to food allergies in recent decades has become more pronounced in the West. Food allergies now affect 7% of British children and 9% of Australians, for example. In Europe, 2% of adults suffer from food allergies.

Although we can not say that sensitivity is increasing, researchers around the world are struggling to combat this phenomenon.
Allergies occur when the immune system tries to neutralize a substance that is presumed to be harmless in the environment, called an allergen, which becomes a target, causing body reactions due to allergies. Sensitivity.

There is no simple explanation why the world has become more susceptible to food allergies, but science offers some theories
According to some, increased hygiene is the cause because children do not develop many infections.

Another theory suggests that vitamin D can help our immune system to develop a healthy response, which makes us less susceptible to allergies. Most societies in the world do not get adequate levels of vitamin D for several reasons.