Sleepwalking happens when your brain gets stuck between deep sleep and wakefulness, producing a partial arousal that lets your body move while your conscious mind stays offline. About 80% of episodes occur during the deepest stage of sleep, typically in the first third of the night. The good news: most sleepwalking can be significantly reduced or eliminated by addressing the triggers that cause these partial arousals and making targeted changes to your sleep habits and environment.
Why Sleepwalking Happens
During the deepest phase of non-REM sleep, your brain sometimes fails to transition smoothly between sleep stages. Instead of either staying asleep or fully waking up, it gets caught in between. Your body activates, but the parts of your brain responsible for awareness, decision-making, and memory stay dormant. That’s why sleepwalkers can navigate hallways and open doors yet have no recollection of doing so.
Genetics play a real role. Researchers have linked a specific gene variant (HLA-DQB1*05) to a higher risk of sleepwalking, and the condition runs in families. But having a genetic predisposition doesn’t mean episodes are inevitable. They still need a trigger to actually fire.
Common Triggers to Address First
The single most actionable change you can make is getting enough sleep. Sleep deprivation is the most reliable trigger for sleepwalking episodes, because it causes your body to spend more time in deep sleep (the stage where episodes originate), and those deeper phases become harder to transition out of smoothly.
Other well-established triggers include:
- Stress and anxiety: Elevated stress was identified as a priming factor in virtually every clinical case study on adult sleepwalking.
- Fever and illness: Even a mild fever can destabilize sleep architecture enough to trigger an episode.
- Irregular sleep schedules: Shift work, jet lag, or simply going to bed at wildly different times disrupts your sleep cycle.
- Environmental disturbances: Noise, a full bladder, or being touched by a bed partner can trigger a partial arousal that turns into sleepwalking.
- Certain medications: Some sleep aids, particularly zolpidem (Ambien), have been linked to sleepwalking episodes.
- Other sleep disorders: Sleep apnea repeatedly fragments your sleep, creating exactly the kind of partial arousals that lead to sleepwalking.
If you’re sleepwalking regularly, work through this list systematically. Many people find that fixing one or two triggers, especially sleep deprivation and stress, dramatically reduces or stops their episodes entirely.
The Scheduled Waking Technique
This is one of the most effective non-drug interventions, particularly for children. The concept is straightforward: because sleepwalking episodes tend to happen at roughly the same time each night (usually one to three hours after falling asleep), you can preempt them by gently waking the person about 15 to 30 minutes before the episode typically occurs.
A study on childhood sleepwalking found that scheduled awakenings eliminated episodes in all participants, and the results held at both three and six months after treatment ended. The brief waking seems to reset the sleep cycle just enough to prevent the faulty transition that causes sleepwalking. You don’t need to fully wake the person. A light touch or quiet voice that gets them to stir, shift position, or mumble is enough. After a few weeks of consistent scheduled wakings, the brain often learns to transition through that vulnerable window on its own.
Behavioral and Therapeutic Approaches
For adults whose sleepwalking is tied to stress, anxiety, or poor sleep habits, several therapeutic approaches have shown real results. Clinical treatment programs for sleepwalking typically combine multiple components tailored to the individual, but the most common elements include education about triggers, stress management, and hypnosis.
Hypnosis has the strongest track record among behavioral interventions for sleepwalking. In clinical case studies, patients practiced self-hypnosis at home using a 25-minute recording, aiming for five sessions per week. This wasn’t stage hypnosis or anything mystical. It’s a structured relaxation technique that appears to help the brain manage sleep transitions more smoothly.
Cognitive behavioral therapy for insomnia (CBT-I) also helps, because poor sleep habits and insomnia often prime the pump for sleepwalking. CBT-I focuses on consolidating your sleep, keeping a consistent schedule, and breaking patterns of anxiety around bedtime. Mindfulness-based stress reduction and relaxation training are additional tools that clinicians use, especially when stress is an obvious trigger. A treatment approach recommended by sleep specialists suggests starting with sleep hygiene and trigger management, then adding relaxation techniques and hypnosis if episodes continue, before considering medication.
Making Your Home Safer
While you work on reducing episodes, take practical steps to prevent injury during any sleepwalking that does occur. Lock windows and exterior doors, and consider placing the key out of easy reach. Sleep on a ground-floor bedroom if possible. Clear hallways and bedroom floors of loose rugs, cords, shoes, and anything else that could trip someone walking in a daze.
Door alarms or simple bells attached to the bedroom door can alert a partner or family member when the sleepwalker is on the move. If stairs are a concern, a baby gate at the top provides a physical barrier. Keep sharp objects and car keys secured and out of the path a sleepwalker might take.
What to Do During an Episode
The old advice that waking a sleepwalker is dangerous is a myth. It won’t cause a heart attack or any serious harm. That said, waking them is often unsuccessful and can leave the person disoriented and confused, which isn’t helpful for anyone. The better approach is to gently guide them back to bed without forceful contact. Speak quietly, steer them by the shoulders if needed, and be patient. If they resist, don’t fight it. Stay nearby to make sure they’re safe and try again after a few minutes.
When Medication Is Considered
Occasional sleepwalking episodes that don’t put anyone at risk rarely need medication. But when episodes are frequent and involve a real danger of injury, to the sleepwalker or to others sharing the home, doctors sometimes prescribe medication while investigating the underlying cause. The most commonly used options are a class of sedatives that help suppress the partial arousals during deep sleep, along with certain antidepressants that alter sleep architecture. These are typically a short-term bridge while behavioral strategies and trigger management take effect, not a permanent solution.
If your sleepwalking started suddenly in adulthood, is getting worse, or happens alongside loud snoring or gasping during sleep, it’s worth getting evaluated for sleep apnea or other conditions that fragment sleep. Treating the underlying disorder often resolves the sleepwalking completely.