Did you know that millions of people suffer from a condition that not only disrupts their sleep but might also be linked to chronic pain? Sleep apnea, a disorder affecting over 100 million adults worldwide, could be more than just a nighttime nuisance—it might be a silent contributor to persistent pain. But here's where it gets intriguing: recent research from the University of Texas Health Science Center at San Antonio is shedding light on this surprising connection.
Published on January 11, 2026, this groundbreaking study, originally aired on September 22, 2024, delves into how sleep apnea—a condition where breathing repeatedly stops and starts during sleep—might trigger long-lasting pain. Led by Nathan Jeske, Ph.D., a professor at UT Health San Antonio's Center for Pain Therapeutics and Addiction Research and director of research in the Department of Oral and Maxillofacial Surgery, the study explores the underlying mechanisms.
Sleep apnea isn’t just about snoring or feeling tired the next day. As Jeske explains, it significantly reduces oxygen levels in the body, leading to a host of health issues, including respiratory, cardiovascular, and neurological problems. But what caught Jeske’s attention were reports suggesting that sleep apnea patients often experience chronic pain more frequently than those who sleep soundly. This prompted his team to investigate further.
In their study, Jeske’s lab replicated the intermittent low-oxygen conditions of sleep apnea in mice. The results were eye-opening: the oxygen deprivation triggered an increase in macrophages—immune cells in the peripheral nervous system—which released cytokines, molecules that can sensitize neurons and prolong pain. In simpler terms, the lack of oxygen during sleep apnea appears to activate the body’s immune system in a way that makes recovering from pain take longer.
Interestingly, when the researchers studied mice with fragmented sleep but normal oxygen levels, they found no such delay in pain recovery. This suggests that it’s the oxygen deprivation, not just disrupted sleep, that plays a key role in chronic pain. And this is the part most people miss: it’s not just about feeling sleepy during the day—sleep apnea could be silently exacerbating pain conditions.
The findings, published in Science Signaling, mark an exciting starting point for understanding the link between sleep apnea and pain. While more research is needed, Jeske advises those with sleep apnea and chronic pain to stick to their prescribed treatments, often involving CPAP machines. It might just make a difference.
But here’s the controversial part: Could sleep apnea be an overlooked factor in chronic pain management? If so, should doctors be screening pain patients for sleep disorders more rigorously? We’d love to hear your thoughts in the comments. Share your experiences or opinions—let’s spark a conversation!
Science & Medicine is a collaborative effort between TPR and The University of Texas Health Science Center at San Antonio, dedicated to exploring how scientific discoveries in San Antonio are transforming medical practices globally. For more information, contact bonnie@TPR.org.
