Lol....The tone of your initial post was less obvious concern about her health and everything to do with her having 'scoffed' her way to a gargantuan size....
I wonder if she has asthma, or similar, which if treated with steroids will account for both her size and her breathlessness?
But, hey, let's not take time to fully consider anything like that, let's just comment that she's a big wheezy heifer.....