If you have sleep apnea and back pain, you may wonder whether poor sleep is making your pain worse or your back is keeping you awake. In many cases, both may be affecting how you feel.
Sleep apnea may not directly cause back pain, but poor sleep may increase pain sensitivity. Keep reading to learn how the two conditions may be connected and when to get medical care.
Sleep apnea wasn’t associated with back pain in one study, although poor sleep quality was.
Researchers are still studying this connection, but poor sleep and sleep apnea may affect how the body processes pain in several ways. Obesity is a major shared risk factor for both OSA and back pain.
Sleep loss may weaken the nervous system’s ability to control pain signals. In a small study, healthy adults became more sensitive to pressure and cold pain after staying awake for 24 hours.
Poor sleep may make the nervous system more sensitive to pain, causing low back pain to feel worse. With central sensitization, the nervous system may overreact to pain signals, making pain feel stronger or last longer.
The repeated low oxygen caused by sleep apnea may increase inflammatory signals and unstable molecules called free radicals. These changes may make the nervous system more sensitive to pain.
One study found links among a higher risk of sleep apnea, faster biological aging, and more severe chronic low back pain. Researchers suggested that faster aging may affect tissue repair and how the body controls pain.
Back pain may not directly narrow your airway, but it can add another layer of sleep disruption. Pain can wake you, shorten deep sleep, and make it harder to fall back asleep. The next day, added fatigue may make daytime sleepiness, poor focus, or morning discomfort from OSA feel more severe.
Position can complicate the picture. Some people with back pain find sleeping on their backs more comfortable. However, OSA is often worse in that position because the tongue and soft tissues can fall backward and narrow the airway. Side sleeping is often recommended for OSA because sleeping on your back can make apneas more common.
Also, research on chronic low back pain consistently finds a two-way link with sleep problems. Poor sleep may lead to worse pain, while pain can interrupt sleep and reduce sleep quality.
The pattern of your symptoms can offer useful clues, but symptoms alone can’t confirm the cause. You may also have more than one condition at the same time.
A healthcare provider may need to assess sleep and back symptoms separately. For possible sleep apnea, an evaluation usually includes questions about snoring, breathing pauses, sleepiness, morning headaches, medications, and sleep position. A sleep specialist may recommend an overnight study in a sleep center or a home sleep apnea test.
For back pain, a provider may check posture, range of motion, strength, reflexes, sensation, and whether certain movements reproduce the pain.
Depending on your symptoms, testing may include:
Keeping a short symptom diary may help. You can track:
Treatment depends on what the evaluation finds. Managing both conditions may improve sleep and daily function, even if one isn’t directly causing the other.
Continuous positive airway pressure (CPAP) is a common treatment for OSA. A CPAP machine sends steady air pressure through a mask to help keep the airway open. Effective treatment reduces breathing pauses and may improve daytime sleepiness and sleep quality. If CPAP does not work for you, there are other treatment options.
Other OSA treatments may include:
Many cases of lower back pain improve with time, gradual activity, and home care. Heat and over-the-counter pain relievers, such as ibuprofen (Advil), may help.
Long periods of bed rest aren’t recommended. Light activity, such as walking, may help, but stop an activity if it increases your pain.
If at-home care isn’t working, additional back pain treatments may include:
Most back pain isn’t an emergency, but certain symptoms may signal serious pressure on the nerves at the bottom of the spine. This is called cauda equina syndrome and requires immediate medical care.
Go to an emergency department right away for back pain with:
On MySleepApneaTeam, people share their experiences with sleep apnea, get advice, and find support from others who understand.
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