BUFFALO, N.Y. — Individuals diagnosed with obstructive sleep apnea, which causes the upper airway to become blocked during sleep, often rely on a continuous positive airway pressure (CPAP) machine ...
A CPAP machine delivers pressurized air through a face mask and prevents severe health issues associated with untreated sleep apnea, including heart disease, respiratory illness and stroke. While ...
physician and sleep apnea researcher at Johns Hopkins. Nose-only masks are generally most effective, but masks that extend over the mouth can benefit those who struggle with nasal breathing.