If you not hydrated, your B/P WILL RAISE, so do not skip drinking fluids! Man, some of the info would be funny if it wasn't for the seriousness...
If one of my kids or grandkids did that to me, OR one of their grandmothers, being slapped would be the least of their worries!
I haven't had that problem as a smoker, still run the stairs at work, without getting winded (4 flights one job, 10 flights the other) Maybe...