However, they worsen sleep quality by increasing light sleep and decreasing deep sleep.

With humanized technology we can monitor the quality of your sleep cycles.

And the quality of sleep is degraded, and so is our recovery.

replace unfit ( poor quality ) banknotes returning from circulation

However, the quality of the beer fluctuated significantly and a city councillor even had 36 barrels of bad quality beer poured away.

Is it true that the iTunes' MP3 encoder has poor sound quality?

The sometimes poor quality of ratings of structured finance instruments has considerably contributed to the current crisis . In addition , shortcomings in the agencies communication with users of credit ratings became evident .

Nor is it unusual that they remove parts from the vehicle or they repair it with bad quality parts.

Consumer goods, particularly outside large cities, were often scarce, of poor quality and limited choice.

Unfortunately, the problem runs a lot deeper than a few bad drugs sold at the corner pharmacy.

Perhaps the flexibility that Obama and Romney have shown is not such a bad quality for a president after all.

In terms of metaphysics, concupiscence is not a being but bad quality, the privation of good or a wound.

An exposé in the national newspaper El Universal revealed several stories of people who have suffered assault or received bad services with Uber.

Global Voices (GV) Are you aware that Uber users have complained a lot recently about the bad quality of service?

So far , only a few crude reproductions of euro banknotes have been put into circulation and were detected without difficulty .

He was sent to boarding school at age eleven, where the food was poor and discipline was harsh.

And last summer, more than 10,000 workers protested for the non payment of wages, for the poor quality of food, and inadequate housing.

What will it be worth having a well dressed teacher, while the prevalence of bad quality teaching tends to rise anyway?

The REM sleep, rapid eye movement, dream state, is in light green and light is gray, light sleep and deep sleep, the best restorative sleep, is that dark green.

The images all of which are shoddy and inconclusive show me with an arm in the air with an object in my hand that informants described as stones.

Kids need sleep.

I fell back asleep.

Older people tend to sleep less overall but sleep in REM for about the same absolute time, and therefore spend a greater proportion of sleep in REM.

Are you sleepy?

I'm a light sleeper.

I'm not sleepy.

I'm sleepy.

I feel sleepy.

I'm a heavy sleeper.

References

This is a beautiful, new device that gives you detailed sleep tracking data, not just whether you're asleep or awake, but also your phase of sleep deep sleep, light sleep, REM sleep.

Monti, Jaime M., S. R. Pandi Perumal, Christopher M. Sinton (2008).

How many hours of sleep do you need?

Get a good night's sleep.

Tom awoke from a deep sleep.

I'm feeling a bit sleepy.

And this tells you, of course, how much you had in REM sleep, in deep sleep, and all this sort of thing.

There have been multiple studies conducted under placebo controlled conditions.

What a bad girl!

Don't be evil.

How many hours of sleep do you need?

I need nine hours of sleep.

And sleep disorders.

Are you sleepy?

Aren't you sleepy?