Endocrine system and cutest little boy

Visit the Pet Video Library Story at-a-glance - Chronic kidney disease means the kidneys are gradually and irreversibly deteriorating. This condition is a leading cause of death in domestic cats and is very common in older cats and certain breeds. There are several known triggers for kidney failure, but often no precise cause is identified. Since the kidneys perform so many vital functions in the body, the symptoms of disease are wide-ranging and affect many organ systems.

Endocrine system and cutest little boy

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Posted in ScienceTrivia Comments Ok, maybe your grandparents probably slept like you. And your great, great-grandparents.

But once you go back before the s, sleep starts to look a lot different. Your ancestors slept in a way that modern sleepers would find bizarre — they slept twice.

And so can you. We used to sleep in two shorter periods, over a longer range of night. This range was about 12 hours long, and began with a sleep of three to four hours, wakefulness of two to three hours, then sleep again until morning.

References are scattered throughout literature, court documents, personal papers, and the ephemera of the past.

What is surprising is not that people slept in two sessions, but that the concept was so incredibly common.

Endocrine system and cutest little boy

Two-piece sleeping was the standard, accepted way to sleep. Night in Times Past is replete with such examples. But just what did people do with these extra twilight hours?

Pretty much what you might expect. Most stayed in their beds and bedrooms, sometimes reading, and often they would use the time to pray.

Religious manuals included special prayers to be said in the mid-sleep hours. Others might smoke, talk with co-sleepers, or have sex. Some were more active and would leave to visit with neighbours.

As we know, this practice eventually died out. Ekirch attributes the change to the advent of street lighting and eventually electric indoor light, as well as the popularity of coffee houses.

Endocrine system and cutest little boy

With the rise of more street lighting, night stopped being the domain of criminals and sub-classes and became a time for work or socializing.

Two sleeps were eventually considered a wasteful way to spend these hours. No matter why the change happened, shortly after the turn of the 20th century the concept of two sleeps had vanished from common knowledge.

The Science Two sleeps per night may have been the method of antiquity, but tendencies towards it still linger in modern man. There could be an innate biological preference for two sleeps, given the right circumstances.

In his studyfifteen men spent four weeks with their daylight artificially restricted.

Lee From America

Rather than staying up and active the usual sixteen hours per day, they would stay up only ten. The other fourteen hours they would be in a closed, dark room, where they would rest or sleep as much as possible.leslutinsduphoenix.com vacanza. Chronic kidney disease means the kidneys are gradually and irreversibly deteriorating.

This condition is a leading cause of death in domestic cats and is very common in older cats and certain breeds. leslutinsduphoenix.com vacanza. Ruminations, ramblings, and rants about narcissism and trauma, politics, human nature, religion, and almost everything else. Oh my goodness gals!

Causes of Kidney Damage

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Why is Chronic Kidney Disease Common in Domestic Cats?