Poor sleep efficiency = colds.

In news that will surprise no one, people will poor sleep efficiency are 5.5 times more likely to get a cold than someone who sleeps efficiently for 8 hours or more.

http://archinte.ama-assn.org/cgi/conten ... view=short

And now for the weather . . . .

Just makes sense. Good sleep/Adequate sleep is recuperative for all of our biological systems. Sleep deprivation/interrupted sleep takes its toll on our psychological and physiological systems.

I was wondering about that! I usually get colds a few times a year. But I haven't had a single cold since I started cpap about a half year ago. My only problem had been with my allergies. Seems to be pretty bad this year for me. Fortunately, the constant blowing in my nose seems to clear up my sinus. An added bonus without having to use much medication.

Here is a related story, with a little more detail: http://www.post-gazette.com/pg/09013/941396-114.stm

ichitumi wrote:I was wondering about that! I usually get colds a few times a year. But I haven't had a single cold since I started cpap about a half year ago. ...

My cold experience is similar to yours. it's a joy to get up in the winter , breathe deeply without obstruction