Learn more about productivity with this collection
How to break bad habits
How habits are formed
The importance of consistency
One earlier misconception that has now been revised is that the body completely slows down during sleep; it is now dear that the body’s major organs and regulatory systems continue to work actively – the lungs, heart and stomach for example.
Another important part of the body also operates at night – the glands and lymph nodes, which strengthen the immune system. This is commonly why the body’s natural immunity is weakened with insufficient sleep.
Also in the brain, activity of the pathways needed for learning and memory is increased.
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Sleep is not uniform. Instead, over the course of the night, our total sleep is made up of several rounds of the sleep cycle, which is composed of four individual stages.
In a typical night, a person goes through four to six sleep cycles. Not all sleep cycles are the same l...
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It is normal for sleep cycles to change as we progress through our nightly sleep. The first sleep cycle is often the shortest, ranging from 70-100 minutes, while later cycles tend to fall between 90 and 120 minutes. In addition, the composition of each cycle — how much time is sp...
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This is because as people age, they spend less time in the deep, restful stages of sleep and are more easily awakened. Older people are also more likely to have medical conditions that affect their sleep, such as insomnia, sleep apnoea and heart problems.
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When we constantly get less sleep (even 1 hour less) than we need each night, it is called sleep debt. We may pay for it in daytime drowsiness, trouble concentrating, moodiness, lower productivity and increased risk of falls and accidents.
Although a daytime nap can...
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Our body requires less sleep the older we get.
Whilst, it is true that babies need 16 hours compared to 9 hours and 8 hours respectively for teenagers and adults, this does not mean that older people need less sleep.
However, what is true if that for a number...
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2. Deep Sleep
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1. Non-REM sleep (sometimes called NREM), which includes light and deep sleep, accounts for about the majority of our sleeping time.
2. REM (Rapid Eye Movement) sleep is where we may spend some of our time dreaming. This typically takes pl...
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1. Light Sleep
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In a nutshell, sleep deprivation is caused by consistent lack of sleep or reduced quality of sleep. Getting less than 7 hours of sleep on a regular basis can eventually lead to health consequences that affect our entire body.
Some of the side effects of sleep deprivation in...
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No, we are not over yet. After discussing the topic with my friend’s Dad (he is a doctor), I’ve made a list of things you need to understand and avoid anxiety attacks (hard to breathe moments).
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