Yes. Minors who aren't comfortable speaking up. My daughter tells me that when they do this, they all "fake it" because they think it's gross. The person on her back inhales while the other one pretends to blow and doesn't seal to the mask. So, they aren't learning anything anyway.
I feel odd even posting this question as it seems so illogical and unsanitary to do this. Of course, the pool director doesn't take part in the "receiving of air" herself. When I took the class, we even swapped out lungs between partners on the doll. Doesn't the rescue doll force you to...
My daughter works as a lifeguard in our local school district. The pool director requires the lifeguards to practice rescue breaths on each other monthly. All the kids are uncomfortable with this, as am I. We've explained our position to the director and she responded that refusing to do this...