For many Veterans, separating from the military means gaining something they never had: control over when they sleep. But that freedom doesn't automatically fix years of disrupted rest. Sleep problems are one of the most persistent challenges Veterans face after service, and understanding why they happen and what helps is the first step toward getting real rest.

Why Sleep Can Be Difficult After Military Service

Night operations, rotating watch duties, deployments across multiple time zones, high-alert environments, all of it stacks up. Military personnel can sometimes live and work in environments where they are sleep-deprived or have disrupted sleep, causing ongoing irregularities in circadian rhythm. Combat exposure and the number of deployments have been shown to contribute to sleep problems: Among service members returning from deployment, 64% were diagnosed with insomnia.

Even after the uniform comes off, the nervous system doesn't always get the memo.

Insomnia and insomnia-like symptoms are present in 27 to 54% of military personnel and Veterans, rates that are two to three times higher than in the general U.S. adult population. These aren't just short-term problems that resolve themselves. Many older Veterans report that sleep problems initially began during or immediately following their military service and have persisted in the decades since separating.

The Most Common Sleep Problems Veterans Face

Sleep doesn't work the same way for everyone. Veterans tend to experience a cluster of overlapping issues rather than one isolated condition.

Insomnia

This is the most common one. Almost half of the Veterans currently enrolled in VA health care have insomnia. It shows up as:

  • Trouble falling asleep
  • Waking repeatedly during the night
  • Rising far too early and being unable to get back to sleep

The daytime effects of fatigue caused by insomnia may compound over time.

Nightmares and Night Terrors

For Veterans who experienced combat or other trauma, the brain can replay those experiences during sleep. Nightmares may lead to sleep loss and, as a result, daytime sleepiness. Having the same nightmare repeatedly over time is also common after severe stress or a traumatic event.

Obstructive Sleep Apnea (OSA)

OSA is when the airway repeatedly collapses during sleep, causing the body to briefly stop breathing and then jolt awake, often without the person knowing it. It can look like insomnia, since both conditions produce fragmented, unrefreshing sleep, but the causes and treatments are different.

Circadian Rhythm Disruption

The military runs around the clock. Rotating shifts, overnight operations, and rapid travel across time zones all throw off the body's internal clock. Research points to a phenomenon called "circadian scarring," where non-circadian watch rotations can impact the body's natural clock for years afterwards. Transitioning to civilian life doesn't reset your circadian clock overnight.

The Connection to PTSD, TBI, and Chronic Pain

Sleep problems rarely exist in isolation. For many Veterans, they're tangled up with other service-related conditions.

More than 93% of post-911 Veterans with PTSD had insomnia disorder. About 78% of Veterans with TBI had the disorder. And 70% of Veterans with chronic pain also had insomnia. This overlap is important to note because treating one condition without addressing sleep may not solve the whole issue.

Dangerous and highly stressful environments can cause hyperarousal, disrupting the body's homeostatic state and sleep patterns. That hyperarousal, the body staying on guard long after the threat has passed, is one of the main reasons sleep can still be elusive even in a safe, quiet bedroom at home.

Conditions like anxiety and depression can also negatively impact Veterans' sleep, and a lack of connection to other Veterans can make the transition to civilian life harder. Social isolation after separation is a real factor.

What "Freedom of Schedule" Does to Sleep

Here's the paradox many Veterans don't expect: finally having control over your sleep schedule can actually make things worse before they get better.

During service, the body learned to operate under external scheduling pressure. Post-separation, with no alarm time enforced by the military, you may drift into irregular sleeping patterns such as:

  • Staying up late
  • Sleeping in
  • Napping at random hours

Without the external anchors the military gave you, the internal clock can become unpredictable.

When the body's internal clock is not in sync with bed and wake times, it can lead to difficulty falling or staying asleep. Problems with circadian timing can be treated with existing therapies that target the circadian system.

The goal isn't rigid military-style scheduling, but consistent wake times, even on weekends, tend to be one of the single most effective anchors for rebuilding a disrupted sleep rhythm.

Practical Steps 

Build a consistent wake time first. Before worrying about when you fall asleep, lock in a consistent time to get up every day. This single habit does more to regulate the sleep cycle than almost anything else.

Limit time in bed when you're not sleeping. Lying in bed awake trains the brain to associate the bed with wakefulness. Keeping time in bed closer to actual sleep time strengthens that association.

Watch your caffeine timing. Caffeine has a half-life of about five to six hours. That late afternoon coffee is still partially active at midnight.

Reduce screen exposure before bed. Blue light from phones and tablets suppresses melatonin production. Even 30 minutes of screen-free time before sleep can make a difference.

Exercise, but time it well. Physical activity genuinely improves sleep quality, but vigorous exercise within two to three hours of bedtime can be stimulating. Morning or afternoon workouts are more likely to produce better nighttime sleep.

Watch your alcohol intake. Alcohol may help initiate sleep but significantly fragments the second half of the night, reducing restorative REM sleep.

What the VA Offers, and Why It's Worth Using

Veterans don't have to figure this out alone. The VA has invested in evidence-based sleep treatment, and most of it is available at no cost.

Cognitive Behavioral Therapy for Insomnia (CBT-I)

This is the gold standard treatment for chronic insomnia, not medication. Two out of three Veterans who receive CBT for insomnia sleep much better. Most see large improvements in sleep and better quality of life overall, and many report improvements in their mood as well.

CBT-I works by targeting the thoughts and behaviors that maintain insomnia, not just the symptoms. It's more effective than sleep medication in the long run and doesn't carry the side effects or dependency concerns.

Path to Better Sleep

The VA developed a free, self-guided online program called Path to Better Sleep specifically for Veterans. It uses CBT-I to help retrain the brain to get a full night's rest. No registration is required. The program includes modules on:

  • Sleep behavior
  • Self-managed insomnia treatment (SleepEZ)
  • Sleep apnea education (BreatheEZ)

CBT-I Coach App

The VA's CBT-i Coach app was designed to be used alongside Cognitive Behavioral Therapy for Insomnia with a mental health care provider. Available for Apple and Android devices, it offers a program to reset the biological clock, making it easier to fall asleep and sleep through the night. A standalone version called Insomnia Coach is also available for self-directed use without a provider.

VA Sleep Clinics

For Veterans with suspected sleep apnea or complex, multi-layered sleep disorders, in-person evaluation through a VA sleep clinic can provide overnight sleep studies and more intensive treatment options. Connecting with a primary care provider through VA.gov is the starting point.

 

What Sleep Problems May Indicate

Persistent sleep problems that don't respond to lifestyle changes are often a symptom of an underlying condition, most commonly PTSD, depression, anxiety, chronic pain, or sleep apnea. None of those resolve on their own, and treating insomnia in isolation while the root cause goes unaddressed is likely to produce limited results.

Insomnia has historically been significantly underdiagnosed in Veterans. Previous studies of medical records found insomnia rates of only 3% in Veterans, but clinical research shows the actual number is closer to 57%, meaning a large share of Veterans who could benefit from treatment have never been screened or diagnosed. If you've been struggling with sleep and haven't brought it up with a provider, that's the right place to start.

The Veterans Crisis Line (call 988, then press 1) is available around the clock for Veterans in acute distress. For ongoing sleep concerns, your VA primary care provider can screen for underlying conditions and connect you with the appropriate treatment, whether that's CBT-I, a sleep study, or mental health support.

FAQs

Why do so many Veterans have trouble sleeping after leaving the military?

Years of irregular schedules, combat stress, and hyperfocus during service take a real toll on the nervous system. The body learns to stay alert even when safety isn't in question, and that response doesn't just switch off after separation. For many Veterans, sleep problems can persist for years or decades without the right support.

What is the most effective treatment for Veteran insomnia?

Cognitive Behavioral Therapy for Insomnia (CBT-I) is the most evidence-supported treatment and is considered more effective than medication for long-term results. The VA offers it through in-person clinics, the free Path to Better Sleep online program, and the CBT-i Coach mobile app.

Can sleep apnea be connected to military service?

Yes. Sleep apnea is increasingly recognized as service-connected for many Veterans, particularly those with PTSD, TBI, or who served in high-stress environments. Veterans who suspect sleep apnea should request a sleep study through their VA care team. The VA's BreatheEZ module within Path to Better Sleep also provides accessible information on the condition.

Is it normal to still have sleep problems years after leaving the military?

Unfortunately, yes. Research shows many Veterans report sleep problems that began during service and continued for decades afterward. The longer these problems go unaddressed, the more they can affect mental health, physical health, and quality of life. It's never too late to get treatment.

Does the VA offer free resources for sleep problems?

Yes. The VA's Path to Better Sleep program is completely free, requires no registration, and is accessible online and on mobile. The VA also offers free sleep apps, telehealth appointments, and in-person sleep clinics at VA medical centers nationwide.