I hope that your ability to interpret the avalanche of reported associations - and any adjustments that you make in your life as a result - will benefit from your applying to such reports the five criteria outlined here.
If you have diagnosed allergies, talk to your doctor about whether a humidifier, an air purifier, or both would help your specific triggers
It could also lead to a lack of oxygen, which is problematic at high altitudes
The survey collected self-reported demographic data on age ( 55 years), sex (male, female), Nationality (Jordanian, Syrian, Palestinian, Other), and education level low (no formal education, primary, middle school), moderate (high school and secondary vocational) and high (university and postgraduate), marital status (single, separated, married), and employment status (employed, unemployed)