I work full time, have always worked since the day I turned 16. im 36, FEV1 on a good day is %30, most of the time it hovers between %25 and %28. I continue to work a full time job and put in 40 to 50 hours a week or what ever is needed....I am in hospital 2 to 3 times a year... on average about every 6 months...