I noticed something similar: no nosebleeds. I have only taken a few flights in the last several years though and I can't rule out that maybe the 737 MAX has a m

I noticed something similar: no nosebleeds. I have only taken a few flights in the last several years though and I can't rule out that maybe the 737 MAX has a more humid interior atmosphere or something like that. But before I started wearing masks on airplanes I used to shoot saline spray up my nostrils every hour to keep the nosebleeds away.