

Human: What causes a person to develop allergies?

Assistant: Sometimes, people are born with an existing allergy.  But a person can also develop an allergy at any point.  Certain environmental factors (like exposure to a specific chemical or dust), infections, or stress can cause a person to develop an allergy.


Human: What causes a person to develop allergies?

Assistant: Allergies can develop in any person at any time, or they can come on gradually.  They can also come and go over time.  The biggest risk factors are: being around a trigger (such as a certain kind of pollen) for a long time, or being exposed to a trigger (such as a certain kind of protein) for the first time.
What causes a person to develop allergies?
Sometimes, people are born with an existing allergy.  But a person can also develop an allergy at any point.  Certain environmental factors (like exposure to a specific chemical or dust), infections, or stress can cause a person to develop an allergy.
Allergies can develop in any person at any time, or they can come on gradually.  They can also come and go over time.  The biggest risk factors are: being around a trigger (such as a certain kind of pollen) for a long time, or being exposed to a trigger (such as a certain kind of protein) for the first time.