Sputnik – World First Man made Satelite
Today, 4th of October marks the 50th anniversary of the successful launch of Sputnik 1 by the Soviet Union. It marks the birth of the space age, and the height of the cold war. The Americans was caught off guard, and was left in awe of Soviet technology, Sputnik 2 was launched a month later which carried the dog Laika, the first living passenger, into space.
The United States of America yet to have a space program, surprise surprise.
Why Do We Need To Sleep?
Sleep gives our body a rest after those long working hours, it also gives our brain a chance to sort things out. Well, that is what the scientist said, according to them sleeping helps the brain sorts and stores information, replaces chemicals, and solves problems. The amount of hours needed would be around 8 – 10 hours depending on our age.
Here are some really good reason why we should not skip our sleep!
Inadequate sleep works on hormone production in other areas as well. Without enough sleep, the central nervous system becomes more active, inhibiting the pancreas from producing adequate insulin, the hormone the body needs to digest glucose.
A groundbreaking University of Chicago study in 1999 showed that just six days of sleep restricted to four hours pushed 11 healthy young male volunteers into a pre-diabetic state. – The Ithaca Journal
