‘A decade ago, I was in hospital 3 to 4 times a year’

So says John Hannan of the dramatic impact on his lifestyle of genetic emphysema or Alpha-1.
“It literally destroyed my life. It was a frightening thing. I didn’t know what was going on. I had always been very active, playing tennis, horse-riding. Then I found myself struggling around at work, in and out of hospital, constant chest infections.”