Biggest Asthma Problem

Many of you are probably familiar with the Pareto Principle or the 80-20 rule. It says that 20% of causes are responsible for 80% of the effects in our lives. I want to know the 20% of asthma problems that result in your biggest asthma pains. Please describe for me your biggest asthma pains or what would be the biggest help to you in controlling your asthma. I want to help you solve your biggest asthma problems.
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