A nurse is teaching a client who is obese and has obstructive sleep apnea how to decrease the number of nightly apneic episodes. Which of the following client statements indicates an understanding of the teaching?

I’ll sleep better if I take a sleeping pill at night

It might help if I avoid sleeping on my back

If I could lose about 50 pounds, I might stop having so many apnea episodes

I’ll feel better if I run a humidifier at my bedside at night