So simple!!! Some of the best things in the world are the simplest. This is so affordable too.
Thanks for posting that Sally and if you try it let me know if you have any improvement.
BTW - When DD18 was little and her asthma was so bad I would raise the top of her bed as well. I used couch cushions and pillows to keep her head elevated. They also do this will little ones with RSV and things like that at the hospital.