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19 de jul. de 2023 · Sleep is important to a number of brain functions, including how nerve cells (neurons) communicate with each other. In fact, your brain and body stay remarkably active while you sleep. Recent findings suggest that sleep plays a housekeeping role that removes toxins in your brain that build up while you are awake.
8 de dic. de 2023 · 8. Relax for 30 Minutes Before Bed. It is much easier to fall asleep if you are at ease. Quiet reading, low-impact stretching, listening to soothing music, and relaxation exercises are examples of ways to get into the right frame of mind for sleep. Focus on trying to relax instead of trying to fall asleep.
11 de may. de 2023 · As your body progresses through the four sleep cycle stages—stages 1 through 3 (non-rapid eye movement, or NREM) and stage 4 (rapid eye movement, or REM), it transitions through different biological processes that affect your temperature, breathing, cells, and muscles. All the while, your brain is busy forming, organizing, and storing memories.
sleep() causes the calling thread to sleep either until the number of real-time seconds specified in seconds have elapsed or until a signal arrives which is not ignored. RETURN VALUE top Zero if the requested time has elapsed, or the number of seconds left to sleep, if the call was interrupted by a signal handler.
8 de dic. de 2023 · Stage 3. Stage 3 sleep is also known as N3 or deep sleep, and it is harder to wake someone up if they are in this phase. Muscle tone, pulse, and breathing rate decrease in N3 sleep as the body relaxes even further. The brain activity during this period has an identifiable pattern of what are known as delta waves.
When people don’t get enough sleep, their health risks rise. Symptoms of depression, seizures, high blood pressure and migraines worsen. Immunity is compromised, increasing the likelihood of illness and infection. Sleep also plays a role in metabolism: Even one night of missed sleep can create a prediabetic state in an otherwise healthy person.
在编程中，sleep函数被用来使程序暂停执行一段时间。这段时间可以是毫秒、秒或者更长。sleep函数的调用通常是为了避免程序执行过快，或者等待某些任务完成。sleep函数在编程中扮演着重要的角色，通过合理的使用，我们可以更好地控制程序的执行流程，提高程序的效率和稳定性。
