A study of nearly 100,000 adults found that 4.1% progressed to severe asthma within five years, while certain high-risk patients had a risk as high as 30.4%.
How Likely Is Mild Asthma to Become Severe?
A study of nearly 100,000 adults found that 4.1% progressed to severe asthma within five years, while certain high-risk patients had a risk as high as 30.4%.