Living with hereditary angioedema (HAE) can mean worrying about swelling attacks that happen without warning — even while you sleep. If you also have sleep apnea — a condition disorder where breathing repeatedly stops and starts while you sleep — getting restful sleep may feel even harder.

Sleep problems can affect your energy, mood, and daily routine. Learning how HAE and sleep apnea may be connected can help you talk with your doctor and find ways to feel more rested.

🗳️ How often does hereditary angioedema (HAE) affect your sleep?

Often

Sometimes

Rarely

This doesn’t apply to me.

Thanks! You've successfully submitted your vote.

Sign up to view the results!

Continue with Facebook

Continue with Google

Continue with Email

By joining, you accept our Terms of Use, and acknowledge our collection, sharing, and use of your data in accordance with our Health Data and Privacy policies.

Already a member? Log In

How HAE Can Disrupt Sleep

Researchers have found that many people with HAE have poor sleep quality, take longer to fall asleep, and wake up more often during the night.

From physical symptoms to emotional stress, HAE can interfere with sleep in many ways.

Nighttime Swelling Attacks

Swelling attacks can happen at night and interrupt sleep. Abdominal attacks may cause severe pain, nausea, or diarrhea, making it hard to fall or stay asleep.

Head, neck, or throat swelling can cause trouble breathing or gasping, which may also disturb sleep.

Anxiety and Fear of Attacks

Worrying about when the next attack will happen can make it harder to relax at bedtime. This anxiety can increase alertness and delay sleep.

For some people, emotional stress may also trigger an HAE attack.

Medication Side Effects

Some HAE treatments may also cause extreme tiredness and fatigue. Even after a full night’s rest, fatigue can leave you feeling drained or not well-rested.

Stress and Chronic Illness

Living with a chronic illness can add stress, and stress can affect sleep by making it harder to fall asleep and stay asleep.

Even during times without attacks, sleep problems can still occur. Research shows that sleep disturbances are common in people with HAE even when their disease seems controlled.

What Is Sleep Apnea?

Sleep apnea is a common sleep disorder that causes breathing to repeatedly stop and start during sleep.

Pauses in breathing, or apneas, can happen many times throughout the night. These pauses can disrupt the sleep cycle and prevent deep, restful sleep.

Some common symptoms of sleep apnea include:

• Loud snoring
• Breathing pauses during sleep
• Gasping or choking at night
• Waking up with a sore throat or dry mouth
• Morning headaches after waking up
• Daytime sleepiness or fatigue
• Difficulty focusing the next day
• Mood changes

Sleep apnea can reduce blood oxygen levels and disturb sleep. Left untreated, it can affect both physical and mental health.

Why Sleep Apnea Matters for People With HAE

Sleep apnea and HAE may seem unrelated, but they can overlap in a few important ways. Understanding how these two conditions can interact may help you get the right care.

Similar Throat Symptoms

The most common type of sleep apnea, known as obstructive sleep apnea (OSA), involves the throat muscles relaxing and blocking the airway during sleep.

For people with HAE, swelling in the throat can also narrow or block the airway. This can lead to similar symptoms, such as:

• Trouble breathing at night
• Choking or gasping
• Interrupted sleep

Because the symptoms can look alike, it may be hard to tell whether breathing issues are caused by HAE, sleep apnea, or both.

Risk of Misdiagnosis

This overlap may delay diagnosis. For example, someone with HAE might think nighttime breathing problems are only due to swelling, when sleep apnea may also be present.

On the other hand, symptoms of HAE may be mistaken for a sleep disorder.

Getting the right diagnosis matters, since each condition needs a different treatment approach.

Higher Chance of Sleep Disorders

More research is needed, but small studies suggest that sleep disorders may be common in people with HAE, including insomnia and obstructive sleep apnea.

How Sleep Problems Can Affect Daily Life

Poor sleep can have a big impact on how you feel and function during the day. When you don’t get enough rest, your body and brain can’t fully recover, which may lead to:

• Fatigue and daytime sleepiness — Lack of sleep can lead to excessive daytime sleepiness, which can affect memory and attention. You may find it harder to stay focused or complete tasks.
• Mood changes — Sleep problems are linked to irritability and depression.
• Lower performance at work or school — Fatigue and poor concentration can reduce productivity and learning ability. Sleep-deprived workers may be more likely to make mistakes or miss important details.
• Increased accident risk — Sleep deprivation and drowsiness can slow reaction time and affect judgment, even impairing performance in a way similar to alcohol. This increases the risk of accidents, especially while driving or using heavy equipment.

When sleep problems, fatigue, and HAE symptoms combine, they can have a major effect on your quality of life. They may make it harder to enjoy daily activities or stay engaged with others.

Steps You Can Take To Sleep Better With HAE

If you have HAE and think sleep problems, including sleep apnea, may be affecting you, there are steps you can take.

Ask for a Sleep Study

Talk to your doctor about a sleep study if you or a partner notice symptoms like:

• Loud snoring
• Pauses in breathing during sleep
• Frequent nighttime awakenings
• Excessive daytime sleepiness

A polysomnography (sleep study) can help healthcare providers diagnose sleep apnea and other sleep disorders. This test involves being monitored overnight to check your breathing patterns as well as your brain and heart activity.

At-home sleep testing may be an option in some cases.

Track Your Symptoms

Keeping notes about your symptoms can help your healthcare team or HAE specialist understand what’s happening. You may want to track:

• When your HAE attacks happen
• Nighttime throat or breathing symptoms
• Snoring or gasping during sleep
• Daytime fatigue
• Medication timing

Treatment Options

If sleep apnea is diagnosed, treatment may improve symptoms.

Continuous positive airway pressure (CPAP) therapy helps keep the upper airway open during sleep. It has been shown to reduce daytime sleepiness and some aspects of memory.

Oral appliances worn in the mouth during sleep can also be an option if CPAP doesn’t work effectively.

Managing HAE with an effective treatment plan is also key. Controlling swelling and reducing attacks may support better sleep quality.

Sorting Out Your Sleep Concerns

HAE and sleep apnea can both interfere with sleep and daily life. Because their symptoms can overlap, especially when it comes to breathing at night, it’s important to look closely at sleep problems and seek evaluation when needed.

Getting the right diagnosis and treatment for both conditions may lead to better sleep, improved focus, and a higher quality of life.

Join the Conversation

On myHAEteam, people share their experiences with hereditary angioedema, get advice, and find support from others who understand.

How has managing hereditary angioedema affected your sleep? Let others know in the comments below.