Herbie Murray
Sleep tracking devices are becoming increasingly popular, but what do sleep doctors have to say about them? Sleep trackers can provide interesting insights into your sleep habits, but it's important to note that they are not medical devices and cannot diagnose or treat sleep disorders. While they can help you establish a bedtime routine and track your sleep phases, they may not be accurate in measuring sleep directly. Sleep doctors recommend polysomnography, or PSG, as the gold standard in sleep studies, which involves monitoring brain wave activity, eye movement, muscle tension, and breathing to accurately measure the four stages of sleep. However, with the changing landscape of sleep technology, it's worth exploring the options available to find what works best for you.
| Characteristics | Values |
|---|---|
| Trackers' ability to diagnose sleep disorders | Sleep trackers cannot diagnose or treat sleep disorders. |
| Tracker accuracy | Sleep trackers can be inaccurate. Polysomnography (PSG) is the gold standard in measuring sleep. |
| Tracker influence on behaviour | Sleep trackers can increase awareness of sleep and encourage healthy sleep behaviour. |
| Tracker influence on insomnia | Sleep trackers can make insomnia worse. |
| Tracker influence on anxiety | Sleep trackers can increase anxiety about insomnia. |
| Tracker influence on pre-sleep behaviour | Sleep trackers might prompt you to use a screened device before bed, making it tougher to fall asleep. |
| Tracker features | Wearables, from rings and smartwatches to headbands, bedside devices, and even a mat designed to go under your mattress. |
| Tracker data | Sleep trackers can detect interrupted sleep, track sleep phases, record environmental factors, and prompt you to enter information about activities that can affect sleep. |
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What You'll Learn
- Sleep trackers can help establish a routine, but they are not a substitute for medical monitoring
- Sleep trackers can be inaccurate and may not directly measure sleep
- Sleep trackers can be useful for recognising patterns in your sleep habits
- Sleep trackers can make insomnia worse
- Sleep trackers can increase anxiety about insomnia and do more harm than good
Sleep trackers can help establish a routine, but they are not a substitute for medical monitoring
Sleep trackers can be a great way to establish a bedtime routine and gain awareness of your sleep habits. They can help you identify patterns, such as the impact of caffeine or exercise on your sleep. For example, you might try a new evening routine and see if your sleep data improves. If it does, it can motivate you to stick to the routine. Sleep trackers can also help you set sleep goals and create a customised sleep schedule.
However, it's important to remember that sleep trackers are not a substitute for medical monitoring. They cannot diagnose or treat sleep disorders, and there is limited guidance from the scientific sleep community regarding their use. While trackers can provide insights into your sleep habits, they do not measure sleep directly. Instead, they often estimate sleep through inactivity or by measuring heart rate, blood oxygen levels, and respiratory rate.
The accuracy of sleep trackers is also questionable. While some studies have shown that certain trackers can provide similar data to medical sleep studies, others have found that trackers are not precise in detecting deep sleep or sleep disorders like sleep apnea. Sleep doctors consider polysomnography, which monitors brain wave activity, eye movement, muscle tension, and breathing, as the gold standard in measuring sleep.
Additionally, sleep trackers can have unintended consequences, such as increasing anxiety about insomnia or encouraging more screen time before bed, which can negatively impact sleep. Therefore, while sleep trackers can be a helpful tool for establishing a routine, they should not be solely relied on for sleep monitoring and should be used in conjunction with medical advice and professional diagnosis.
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Sleep trackers can be inaccurate and may not directly measure sleep
Sleep trackers are commercial devices that have become increasingly popular in recent years. They are designed to monitor your sleep and provide insights into your sleep patterns and quality. However, it is important to note that these devices have limitations and may not always provide accurate information.
Firstly, sleep trackers can be inaccurate and may not directly measure sleep. While they can collect a lot of information about your sleep habits, they do not measure sleep directly. Instead, they often estimate sleep by tracking body movements and, in some cases, heart rate data. This means that they are making a "guesstimate" of how much you are actually sleeping. For example, a study of heart rate sleep trackers showed that two consumer devices underestimated deep sleep by up to 46 minutes. Additionally, a study comparing 11 sleep trackers against polysomnography (PSG), the gold standard for sleep studies, found that the accuracy of the trackers dropped to around 38% when estimating how long it took participants to fall asleep.
The accuracy of sleep trackers is a concern because they can impact your emotional state and concentration levels during the day. If you are already experiencing poor sleep, the data from sleep trackers may cause further anxiety and low mood, leading to a worsening of insomnia. This is known as "orthosomnia", where people become obsessed with achieving perfect sleep. It is important to take the data from sleep trackers with a grain of salt and not become too fixated on achieving perfect sleep metrics.
Furthermore, sleep trackers are not currently designed or approved to diagnose sleep disorders or other health problems. While they can provide insights and help identify potential symptoms, they should not be relied upon for medical diagnosis. For example, a sleep tracker may not detect sleep apnea, insomnia, or other sleep disorders. In most cases, you would need to undergo a medical sleep study that monitors brain waves and other physiological markers to accurately diagnose a sleep disorder.
While sleep trackers can provide some interesting insights and help you establish a better sleep routine, they should not be solely relied upon for diagnosing or treating sleep issues. It is important to consult with a healthcare professional if you have concerns about your sleep quality or suspect a sleep disorder.
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Sleep trackers can be useful for recognising patterns in your sleep habits
Sleep trackers can be a great way to recognise patterns in your sleep habits. They can help you gain insight into your sleep routine and encourage you to develop better sleep habits. Sleep trackers can help you establish a bedtime routine, which is vital if you want to improve your sleep quality. They can also help you to optimise your sleep by allowing you to experiment with different evening routines and see what works for you. For example, you could try going to bed and getting up at the same time every day for two weeks and see if your sleep data improves. If it does, you're more likely to stick to the routine.
Sleep trackers can collect a lot of information about your sleep habits, although they don't measure sleep directly. They can detect interrupted sleep, telling you when you wake up in the night or toss and turn. Some trackers also record environmental factors, such as the amount of light or temperature in your room. They can also prompt you to enter information about your lifestyle, such as how much caffeine you've had or whether your stress levels are high, which can affect your sleep.
Sleep trackers can be inaccurate, and it's important to note that they cannot diagnose or treat sleep disorders. They are not regulated or FDA-approved for this purpose. If you have concerns about the quality of your sleep, it's a good idea to talk to a health practitioner.
There are many different types of sleep trackers available, from rings and smartwatches to headbands, bedside devices, and even a mat that goes under your mattress. Some of the most popular sleep trackers include the Whoop 4.0 Band, the Pixel Watch, the Galaxy Watch 5, and the Apple Watch.
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Sleep trackers can make insomnia worse
Sleep trackers are becoming increasingly popular, with about 30% of Americans using them to gather health-related data. While they can provide interesting insights and help you develop better sleep habits, sleep trackers can also have negative consequences for users with insomnia.
Firstly, sleep trackers can be inaccurate. They do not measure sleep directly but often use inactivity as a surrogate for estimating sleep. A study showed that trackers only accurately identified deep sleep 59% of the time. They are also not regulated or FDA-approved to diagnose sleep disorders. Therefore, an obsession with "perfect" sleep based on tracker data can be unhealthy and counterproductive. This phenomenon even has a name — orthosomnia. Orthosomnia can lead to increased anxiety about insomnia and disrupted sleep, as well as fixation on sleep scores rather than healthy sleep habits. Spending more time in bed in pursuit of a higher sleep score can actually result in more time lying awake, exacerbating insomnia.
Secondly, sleep trackers can prompt users to use their phones or other screened devices before bed. The light from these devices can make it tougher to fall asleep, negatively impacting sleep quality.
Thirdly, sleep trackers can provide a flood of confusing data. Without a scientific background, it can be challenging to interpret this data accurately and distinguish between useful information and noise. This can lead to worry about sleep goals and bedtime anxiety, further disrupting sleep.
In conclusion, while sleep trackers can be a helpful tool for some people, they can also have unintended negative consequences for those with insomnia. It is important to be mindful of the potential drawbacks and take steps to mitigate them, such as setting a regular sleep schedule, winding down before bed, and avoiding electronics.
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Sleep trackers can increase anxiety about insomnia and do more harm than good
Sleep trackers are increasingly popular tools to learn about one's sleep quality. However, some sleep doctors and specialists caution that tracking sleep can sometimes do more harm than good by increasing anxiety about insomnia.
Sleep trackers can collect a lot of information about sleep habits and help establish a routine, which is vital for improving sleep quality. They can detect interrupted sleep, track sleep phases, and record environmental and lifestyle factors that affect sleep, such as light, temperature, caffeine intake, and stress levels. However, it is important to note that sleep trackers do not measure sleep directly. Instead, they often estimate sleep by measuring inactivity.
While trackers can provide insights and help develop better sleep habits, they cannot diagnose or treat sleep disorders. Sleep doctors highlight that the standard wrist-worn tracker is far from precise, and more guidelines are needed to utilize them effectively for clinical use and research. The American Academy of Sleep Medicine (AASM) classifies sleep trackers as lifestyle or entertainment devices, indicating a lack of regulation in the industry.
Additionally, sleep specialists warn that for a small percentage of people who are anxious about not getting enough sleep, tracking sleep data can be detrimental. This preoccupation with "perfect sleep" can lead to orthosomnia, a term coined to describe the potential development of insomnia due to an obsession with optimal sleep metrics. Individuals with orthosomnia may exhibit insomnia-like symptoms, such as difficulty falling asleep, frequent waking during the night, and tiredness during the day.
Therefore, while sleep trackers can be useful for some, they should be used with caution. It is important to remember that they do not provide medical-grade monitoring and should not replace seeking advice from a trained health professional for serious sleep problems.
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Frequently asked questions
Tracking sleep can help you gain insight into your sleep patterns and sleep quality. It can also help you establish a bedtime routine and encourage healthy sleep behaviour.
There are many sleep-tracking devices available, such as wearables, rings, smartwatches, headbands, and bedside devices. Some popular options include the Whoop 4.0 Band, the Pixel Watch, the Galaxy Watch 5, and the Apple Watch.
Sleep-tracking devices are not as accurate as in-office sleep studies with a doctor. They often measure inactivity as a surrogate for estimating sleep. However, the latest studies indicate that trackers have become much more accurate, and some trackers with heart rate and blood-oxygen level sensors are considered more reliable.
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