看下面查一下，大美环境差啊； asthma, allergies, ADHD

 16.5% of all Olympic athletes have asthma.

https://www.lung.org/blog/olympic-athletes-with-asthma

Team USA sprinter wins with asthma, allergies, ADHD

https://www.today.com/health/men-s-health/noah-lyles-health-rcna165933