Medically reviewed by:
Dr. Shiyan Ooi
,
School of Medical Sciences, University of Manchester
Have you ever been on the verge of sleep when suddenly, out of nowhere, your body jolts awake, your heart races, and you're overcome with a surge of anxiety? You're not alone. Many people experience these sleep-related anxiety jolts, also known as sleep starts or hypnic jerks.
But what causes these unsettling sensations, and are they a sign of something more serious? In this article, we'll explore the reasons behind these sudden jolts, how anxiety plays a role, and what you can do to prevent them for a more restful night.
Hypnic jerks, also known as sleep starts, are sudden involuntary muscle contractions that occur just as you're about to fall asleep. These jerks are often accompanied by a feeling of falling, a flash of light, or even a loud noise in your head.
Research suggests that hypnic jerks are a normal part of the sleep transition process, but for some individuals, they can be frequent and distressing, especially when anxiety is involved. Learn more about hypnic jerks.
Anxiety is a common trigger for hypnic jerks and other sleep disruptions. Here's how anxiety can contribute to these sudden jolts:
When you're anxious, your nervous system remains in a heightened state of alertness. Even as you start to relax for sleep, your brain may misinterpret this shift and trigger a startle response.
Chronic stress and anxiety lead to elevated cortisol levels, which can make it difficult for your body to fully relax, increasing the likelihood of sleep disruptions. Read about cortisol and sleep.
Lack of sleep itself can exacerbate anxiety and make hypnic jerks more frequent. Poor sleep quality increases nighttime hyperarousal, making sudden wake-ups more likely.
Caffeine, nicotine, and even certain medications can overstimulate the nervous system, increasing the chances of experiencing sleep jolts.
Engage in deep breathing, meditation, or progressive muscle relaxation before bed to calm the nervous system.
Having a consistent sleep routine signals to your brain that it's time to wind down, reducing nighttime anxiety.
Reduce caffeine, alcohol, and nicotine intake in the evening to allow your body to enter a relaxed state before sleep.
Ensure your bedroom is cool, dark, and quiet. Using blackout curtains, white noise machines, and comfortable bedding can help create a relaxing sleep environment. Read about sleep hygiene best practices.
CBT-I is a structured, evidence-based approach to managing sleep-related anxiety. Explore CBT-I for better sleep.
At Sleep Reset, we provide expert-designed, non-medication solutions to help you overcome nighttime anxiety and sleep disturbances naturally. Our program incorporates CBT-I, personalized coaching, and proven relaxation techniques.
Struggling with nighttime anxiety? Take our sleep quiz to find a customized plan that works for you.
Jolts of anxiety when falling asleep can be unsettling, but they are usually harmless. By understanding their causes and making targeted changes to reduce stress, improve sleep hygiene, and manage anxiety, you can minimize their occurrence and enjoy a more restful night.
Prioritizing relaxation techniques and behavioral sleep strategies can help retrain your brain for deeper, uninterrupted sleep.
Dr. Shiyan Ooi
Dr. Shiyan Ooi is a medical doctor with over a decade of experience treating patients with chronic conditions. She graduated from the University of Manchester with a Bachelor of Medicine and Surgery (MBChB UK) and spent several years working at the National Health Service (NHS) in the United Kingdom, several Singapore government hospitals, and private functional medicine hospitals. Dr. Ooi specializes in root cause analysis, addressing hormonal, gut health, and lifestyle factors to treat chronic conditions. Drawing from her own experiences, she is dedicated to empowering others to optimize their health. She loves traveling, exploring nature, and spending quality time with family and friends.