You don't want it so tight that it leaves red marks, but it needs to be snug enough to get the benefits of a CPAP machine. If ...

Kim Richardson: [Wearing a CPAP mask] I don't understand the question. (pointing to the mask) Is this not sexy? Okay, fine. Maybe the mask isn't the most physically attractive thing, but sexy isn ...

The CPAP relies on air pressure to work. So the mask has to be secured properly, not too tight, but not too loose. You shouldn't feel any air leaking from the mask. And make sure the mask doesn't ...