For over 20 years, I have relied on a CPAP machine to manage my sleep apnea—a life-threatening condition that, if left untreated, can cause serious complications, including death during sleep.

Using a continuous positive airway pressure (CPAP) machine to treat sleep apnea comes with a potential risk of infection, including sinus infections and pneumonia. Luckily, this risk is extremely low.

However, it is possible to live a longer life if you get treatment for your condition. One study found that the use of a prescription CPAP machine in obese people with severe sleep apnea decreased the ...