Nobody knows for sure what causes asthma, but we do know you're more likely to develop it if you have a family history of asthma, eczema or other allergies. You're twice as likely to develop asthma if your parents have it.
Disclaimer: The information provided here should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. The information is provided solely for educational purpose and should not be considered a substitute for medical advice.
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