Nothing to do with CF but I don't like swings above head/shoulder height either. Especially for people that aren't even familiar with swings to begin with.
I can't look at videos here at work but from what I recall I thought Ross E. only goes up to shoulder height for swings as well?
"And for crying out loud. Don't go into the pain cave. I can't stress this enough. Your Totem Animal won't be in there to help you. You'll be on your own. The Pain Cave is for cowards.
Pain is your companion, don't go hide from it."