A Deep Dive Into Cognitive Behavioral Therapy for Insomnia (CBT-I)

In Tired of Being Tired? How CBT Can Help Insomnia, we took a gander at insomnia, debunked some misconceptions associated with it, and briefly touched on the gold-standard treatment for it: cognitive behavioral therapy for insomnia (CBT-I). To take a more thorough look at CBT-I, we will carefully unpack how it transforms our relationship with rest. Rather than relying on temporary fixes or medication, CBT-I targets the underlying psychological, behavioral, and environmental factors that perpetuate sleep disruptions. By systematically re-aligning our sleep behaviors, conditioning our environment, and restructuring anxious thought patterns, CBT-I offers a lasting, evidence-based solution that empowers individuals to retrain their brains for restored, high-quality sleep

A Refresher On Insomnia

According to the DSM-5-TR, the primary authoritative guide for the classification of mental illness, insomnia disorder is defined as dissatisfaction with sleep quantity or quality, characterized by difficulty falling asleep, staying asleep, or waking too early, occurring at least three nights a week for three months or longer, despite ample opportunities to sleep (American Psychiatric Association [APA], 2022).

Insomnia is primarily triggered by stress, poor sleep habits, or other routines that offset our circadian rhythm. When we worry about things like health, work, school, and finances, it keeps our minds active, making it hard to sleep. Inconsistent sleep-wake times, taking naps during the day, exercising before bed, working or eating in bed, consuming caffeine or alcohol, or using phones or computers before bed can also disrupt our sleep. Certain medications and medical conditions can contribute to insomnia as well.

What is CBT-I?

Cognitive behavioral therapy for insomnia, abbreviated as CBT-I, is a structured, evidence-based therapy specifically designed to treat insomnia. It focuses on identifying the habits, core beliefs, and behaviors that may interfere with healthy sleep. Although some may mistake insomnia as simply the inability to sleep, in reality, insomnia often arises from associations our brain makes between bedtime and a concoction of frustration and worry. CBT-I seeks to interrupt these associations, replacing them with associations that ultimately strengthen the body’s sleep drive, foster healthy sleep hygiene habits, and reduce bedtime worry.

The Core Treatment Components of CBT-I

While quality CBT-I will be tailored to each individual client by their therapist or counselor, four core treatment components are typically included in each CBT-I treatment plan: sleep restriction therapy, stimulus control therapy, sleep hygiene, and cognitive therapy.

Sleep restriction therapy (SRT) is considered to be one of the more effective elements of CBT-I. Although the name itself may sound intimidating, the end goal is not to deprive us of sleep! Rather, the time spent in bed is temporarily and strategically limited to better match the amount of time spent actually sleeping. For example, someone who sleeps for six hours on average but lies in bed for eight hours on average may be instructed to stay in bed for only six hours. By limiting the amount of time one spends in bed to the same amount of time they spend sleeping, SRT can increase our sleep drive and consolidate sleep. As sleep becomes more efficient, one’s time in bed is gradually increased to appropriate amounts.

Stimulus control therapy (SCT) is based on the idea that we can associate our bed with many things that aren’t sleep. Let’s face it… most of us have streamed the latest shows and movies from our bed. Most of us have scrolled through social media in bed. Many of us eat in bed, too. These activities, though seemingly harmless, can actually reduce the likelihood that sleep occurs when we need it to. CBT-I encourages using the bed only for sleep and sex. If someone is unable to fall asleep after about 20 minutes, they are encouraged to get out of bed, engage in a relaxing activity in dim lighting, and return to bed only when they feel sleepy. This helps rebuild the associations our brain makes between our bed and sleep!

Sleep hygiene, at its core, is a series of recommended behavioral and environmental habits or routines that promote quality sleep. Typically, well-rounded sleep hygiene involves keeping your sleep environment comfortable (typically through temperature control or limiting distractions), maintaining a consistent sleep schedule, limiting consumption of caffeine and alcohol close to bedtime, limiting naps during the day, and avoiding exercise and screen time right before bed. Sleep hygiene is not exhaustive and will look different from person to person. A quality therapist will work with you to tailor proper sleep hygiene to your respective sleep-wake behaviors.

Cognitive therapy is the last core treatment component of CBT-I, though certainly not least (sound familiar?!). The primary goal of cognitive therapy is to help us develop realistic expectations and beliefs toward sleep. CBT-I embodies this goal by identifying unhelpful sleep-related beliefs and the corresponding emotions via thought records. For example, let’s say that you think to yourself, “Ugh, if I don’t get eight hours of sleep tonight, I am going to have the worst time at work tomorrow.” A therapist would have you jot down said thought, work with you to identify the emotions it brings up, and then help you identify a more helpful and realistic thought to replace the old one. From there, the therapist would help you identify any changes in your emotional reactions based on the new thought. This process allows us to better recognize our patterns of thinking and replace them with more helpful perspectives that reduce our sense of worry about sleep.

Reconceptualizing Sleep

Insomnia can feel overwhelming, especially when sleepless nights begin to spill over into work, relationships, daily routines, and overall well-being. However, lasting relief is well within reach through cognitive behavioral therapy for insomnia (CBT-I). With professional help, the combination of sleep restriction therapy to build sleep drive, stimulus control to re-associate the bed with rest, tailored sleep hygiene to support optimal habits, and cognitive therapy to reframe bedtime anxiety, CBT-I can help dress the root causes of chronic sleeplessness rather than just masking the symptoms. Ultimately, achieving quality sleep is less about forcing more hours in bed and more about fundamental changes to how we think about and approach rest itself. If your struggle with insomnia has persisted for several months or is interfering with your daily life, consider speaking with one of our Cognitive Behavior trained therapists. Schedule your free consultation here today. 

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‍References 

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Walker, J., Muench, A., Perlis, M. L., & Vargas, I. (2022). Cognitive behavioral therapy for insomnia (CBT-I): A Primer. Clinical Psychology and Special Education, 11(2), 123–137. https://doi.org/10.17759/cpse.2022110208