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Sleep Analysis and Circadian Health: The Key to a Happier and Healthier You
Suresh Kumaran
Circadian rhythms are our body’s internal clock that tells us when to sleep and wake. A master clock controls this clock in the brain that coordinates all the body’s biological activities. The circadian rhythm has a roughly 24-hour cycle and is affected by external cues such as sunlight and temperature. Research has shown that poor sleep quality and disrupted circadian rhythms can significantly impact physical and mental health. Chronic sleep deprivation has been linked to an increased risk of obesity, diabetes, cardiovascular disease, and mental health disorders such as depression and anxiety.
Therefore, understanding the relationship between sleep analysis and circadian health is essential for maintaining good physical and mental health. By analyzing sleep patterns and circadian rhythms, individuals can identify potential health issues and take steps to improve their overall sleep quality and circadian health. It may include lifestyle changes such as regular exercise, proper diet, and avoiding stimulants before bedtime. Additionally, individuals may benefit from seeking medical attention for sleep disorders and other health issues impacting their circadian health.
What is sleep analysis?
Sleep analysis, or circadian health, studies how our bodies regulate our sleep-wake cycles. It is essential to understand how our bodies regulate our sleep-wake processes to achieve optimal levels of rest and wellbeing.
Determining when we are most likely to fall asleep and be awake is essential in improving sleep quality. Sleep analysis can help identify our circadian rhythms by looking at our sleep-wake patterns over time. It helps determine our optimal bedtime and wake time for the best quality sleep.
Sleep analysis also looks at sleep stages, which are the different levels of sleep that occur during the night. These phases involve REM sleep, light sleep, and deep sleep. Each step is crucial for various aspects of physical and mental health. Sleep analysis can help determine how much time is spent in each stage to determine if we are getting enough quality sleep.
Factors that affect circadian rhythm
Following are some factors that affect circadian rhythm:
- Light
Exposure to light is one of the most critical factors that influence circadian rhythm. Light signals the body to be awake and alert during the day and to prepare for sleep at night. - Social Interactions
Social interactions can also affect circadian rhythms. Interacting with other people during the day can help keep the body’s circadian rhythm in check. - Stress
Stress levels can disrupt the circadian rhythm. When someone is stressed, their body releases cortisol, which can throw off the body’s internal clock. - Food
Eating at regular intervals can help keep the body’s circadian rhythm in check. Eating late at night can also disrupt the body’s internal clock. - Temperature
Temperature can also affect the body’s circadian rhythm. A relaxed environment can help signal the body to prepare for sleep.
Polysomnography
Polysomnography is a sleep study that records various body functions including brain waves, eye movements, oxygen levels in the blood, heart rate, breathing rate, and leg movements. It is used to diagnose and treat a wide range of sleep disorders, such as insomnia, sleep apnea, and narcolepsy.
We carry out Polysomnography by placing multiple sensors connected to a computer in the subject’s body. While the individual sleeps, it records the following:
- Brain waves
- Eye movements
- Breathing pattern
- Heart rate
- Blood Oxygen level
- Body position
- Snoring
- Limb movement etc.
The recorded data are then evaluated by a polysomnography technologist and then reviewed by a provider who will advise the required treatment based on the results.
Use of technology in tracking sleep
While polysomnography is performed by a trained professional, probably at a hospital, technological advancement has helped develop many new ways to track sleep at home or wherever one feels comfortable.
There are a few different methods of sleep tracking, ranging from wearable devices to sleep journals and apps. Wearable devices such as fitness trackers and smartwatches can track your sleep data and send it to a phone app, allowing you to see detailed information about your sleep habits. It can help identify trends in your sleep patterns, such as when you are getting the most restful sleep or having trouble sleeping.
Using an app on your phone is also a great way to monitor your sleep. Many apps available, such as Sleep Cycle and SleepScore, can track your sleep and provide insights into your sleep patterns. These apps can also offer personalized tips for improving your sleep.
Technology not only helps in tracking your sleep, but it also helps in improving your sleep environment. You can use smart home devices like thermostats and sound machines to create a comfortable and restful atmosphere. Additionally, smart light bulbs can simulate a natural sunrise and sunset to regulate your body's circadian rhythm.
Technology has revolutionized the way we can track and analyze our sleep. With the right tools, we can gain better insight into our sleep habits and make informed decisions about our health and well-being.
Conclusion
Circadian rhythm is your body’s natural way of keeping to its 24-hour body clock that helps keep your body operating on a healthy sleep-wake schedule. With technology, it is now possible to easily track your circadian rhythm and take appropriate steps if a disruption occurs.