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18 February 2011

How Much Sleep Do You Need?

Those days when you slept but feel like you haven't, don't you hate them?  Today is one of THOSE days.  I hadn't blogged in several days, and felt I needed to.  Well, I'm really rather reticent in brainstorming interesting ideas today, since my brain never did get out of bed.  The rest of me is operating on auto-pilot.  Not very efficient, I must say!

 

So I type this blah-blah rather soporifically through half-lidded eyes.  I think it's possible I may have arisen smack dab in the middle of a sleep cycle.  So I thought about researching that.  I found this very interesting article.  Do enjoy it while I go and take a nice, long afternoon nap. 

Cheers, love and sunshine,

Kath xo

How Much Sleep Do You Need?

Sleep Cycles & Stages, Lack of Sleep, and Getting the Hours You Need


Melinda Smith, M.A., and Robert Segal, M.A., contributed to this article. Last reviewed: July 2010.


Getting the Sleep You Need
When you’re scrambling to meet the demands of modern life, cutting back on sleep can seem like the only answer. How else are you going to get through your neverending to-do list or make time for a little fun? Sure, a solid eight hours sounds great, but who can afford to spend so much time sleeping? The truth is you can’t afford not to.
Sleep consists of a series of distinct cycles and stages that restore and refresh your body and mind. Even minimal sleep loss takes a toll on your mood, energy, efficiency, and ability to handle stress. If you want to feel your best, stay healthy, and perform up to your potential, sleep is a necessity, not a luxury. Learn what happens when you’re sleeping, how to determine your nightly sleep needs, and what you can do to bounce back from chronic sleep loss and get on a healthy sleep schedule.

Many of us want to sleep as little as possible—or feel like we have to. There are so many things that seem more interesting or important than getting a few more hours of sleep. But just as exercise and nutrition are essential for optimal health and happiness, so is sleep. The quality of your sleep directly affects the quality of your waking life, including your mental sharpness, productivity, emotional balance, creativity, physical vitality, and even your weight. No other activity delivers so many benefits with so little effort!

Understanding sleep

Sleep isn’t merely a time when your body and brain shut off. While you rest, your brain stays busy, overseeing a wide variety of biological maintenance tasks that keep you running in top condition and prepare you for the day ahead. Without enough hours of restorative sleep, you’re like a car in need of an oil change. You won’t be able to work, learn, create, and communicate at a level even close to your true potential. Regularly skimp on “service” and you’re headed for a major mental and physical breakdown.

The good news is that you don’t have to choose between health and productivity. As you start getting the sleep you need, your energy and efficiency will go up. In fact, you’re likely to find that you actually get more done during the day than when you were skimping on shuteye.

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Myths and Facts about Sleep

Myth 1: Getting just 1 hour less sleep per night won’t effect your daytime functioning. You may not be noticeably sleepy during the day. But even slightly less sleep can affect your ability to think properly and respond quickly, and compromise your cardiovascular health, energy balance, and ability to fight infections.
Myth 2: Your body adjusts quickly to different sleep schedules. Most people can reset their biological clock, but only by appropriately timed cues—and even then, by 1–2 hours per day at best. Consequently, it can take more than a week to adjust after traveling across several time zones or switching to the night shift.
Myth 3: Extra sleep at night can cure you of problems with excessive daytime fatigue. Not only is the quantity of sleep important but also the quality of sleep. Some people sleep 8 or 9 hours a night but don’t feel well rested when they wake up because the quality of their sleep is poor.
Myth 4: You can make up for lost sleep during the week by sleeping more on the weekends. Although this sleeping pattern will help relieve part of a sleep debt, it will not completely make up for the lack of sleep. Furthermore, sleeping later on the weekends can affect your biological clock so that it is much harder to go to sleep at the right time on Sunday nights and get up early on Monday mornings.
Adapted from Your Guide to Healthy Sleep (PDF) - The National Institutes of Health

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