Awakening in the middle of the night is common

It can be something occasional or something recurring, but it is something that happens to almost everyone (especially as our age progresses), waking up in the middle of the night. Sometimes it occurs for no apparent reason, although this “apparent reason” can be a night visit to the bathroom. Waking up in the middle of the night can be usual, but why does it happen? The question is important although it also hides another that many people will have done. It is the one, regardless of the annoyance, it is this loss of sleepworthy sleep. Sleep interruptions can cause insomnia problems, but can also respond to other stimuli of different kinds. In a recent interview in The avant -gardeSleep Psychologist Roser Gort pointed out some of the factors that can contribute to these inconvenience. First of all, GORT indicated that sleep interruptions are usually completed a pair of sleep cycles, an important factor since these cycles are linked both with the depth of our dream and with the very function of this. During each sleep cycle our brain passes through four phases: a REM phase (rapid eye movements); and three phases NO-REM, each deeper than the previous one. The REM phase is the phase in which dreams occur and in which it is easier to interrupt the dream. During a typical night we cross several cycles but the relative duration of each phase in them changes, as well as the very duration of the cycle: the first cycles will see longer deep phases, while in the final cycles the REM phase will gain prominence. If we generally wake up a couple of cycles, it is logical that we always wake up at the same time. But let’s go back to the key matter: what are the factors that make us woke up easily. Stress is one of them. According to Gort indicatesthe cortisol (the colloquially called “stress hormone”) tends to accumulate in our body from a certain time of the morning (between two and four) when our stress levels are high. The early appearance of This hormone It can facilitate we woke up at such hours in the morning. “Stress can also harm the quality of your dream,” they explain from Sleep Foundation. “Sleep and stress are probably affected by each other, with poor dream impacting your ability to manage stress and stress by impacting your ability to sleep well.” From the Foundation they also point out how The hormones They can also play an important role in these contexts. Hormones play a key role in the functioning of circadian rhythms, the “internal clock” that indicates when to sleep and when to remain awake. Hormonal changes, Add the FoundationThey can take you to wake up in the middle of the night. This also implies that events that influence our endocrine system, such as pregnancy, can affect our sleep and vigil cycles. One of the factors that can affect the continuity of our dream is age. As we become older, our body requires less sleep. This not only affects the total of hours that we sleep at night, it can also increase the probability that we wake up in the middle of the night without apparent reason. Some sleep problemssuch as insomnia or sleep apnea can also be behind our problems to keep us asleep. Finally, there are external factors that can also influence our ability to sleep “from the pull”. Factors such as our daily habits or medications that we can be consuming can also make our dream more fragile. Recovering the dream Waking up in the middle of the night can be a problem for those who have difficulty falling asleep. Awakening in the middle of the night can mean to lose a valuable sleep time, so some experts have been interested in this find ways to reconcile sleep quickly and effectively. Often We can wake up With the prevailing need to urinate. The problem is that this visit to the bathroom can contribute to reveal us making us more difficult than we reconcile the dream. According to Gort explainedit is not so much our bladder that awakens us on such occasions but that when we wake up we realize that we have to release its content. If we want to avoid this we can reduce our fluid intake in the hours before we go to bed. Avoiding this night walk can help us, but experts suggest A series of tricks To help us recover sleep. The first: not to look at the clock to check the time it is, since this probably generates anxiety and makes our dream difficult. There are almost as many ways of sleeping as people. Our dream depends on many factors, such as biological, work or social. In Xataka | This is the best time to go to sleep according to sleep science (and the amount of recommended hours) Image | Shvets Production

Astronomers have seen live the awakening of a giant black hole. They had never detected something so violent

Good morning, Ansky. SDSS1335+0728 was a black hole so boring that it didn’t even have a nickname. Located 300 million light years, in the constellation of Virgo, he had been asleep from our point of view. But go aroused. The supermassive black hole has aroused in such a violent way that it has left fascinated and somewhat baffled astronomers. Now it is an active galactic nucleus (AGN) dodged affectionately “Ansky”. Years of study. The galaxy where Ansky is began to shine unexpectedly in visible light at the end of 2019. Chilean astronomer Paula Sánchez Sáez, of the Southern European Observatory (ESO), leads the first team that detected activation. “When we saw Ansky illuminate in optical images, we activate monitoring observations with the NASA X -ray space telescope and review archived data of the erosite German telescope,” Paula says in a statement. “But at that time we did not see evidence of X -ray emissions.” The surprise arrived in February 2024. A second team led by Lorena Hernández-García, from the University of Valparaíso (in Chile), saw how Ansky began to emit gusts of incredibly energy and regular X-ray. “It is the first time we observed such an event in a black hole that seems to be waking up,” Lorena explains. Out of the ordinary. He XMM-Newton telescope From the European Space Agency it has allowed to measure the faint x -ray light that comes to us from the explosions, which has been key to measuring how much energy releases Ansky in each “flash”. Known as “quasiperiódicas eruptions” (QPES), X -ray emissions turned out to be ten times longer and ten times luminous than other supermassive black holes. Each eruption of Ansky releases a hundred times more energy than the Qpes observed so far. In addition, it had never seen a time between eruptions so wide, with a cadence of four and a half days. Ansky takes astronomical models to the limit and challenges our current ideas on how these flashes are generated. What causes these explosions? The most accepted theory about the QPES is that they are caused by the interaction of an object (such as a smaller star or hole) with the accretion disc (the hot and bright material that revolves around the black hole before being engulf). They usually occur when the Black hole is eaten a starbut it does not seem to be the case of Ansky. This has led the international astronomer team to consider other possibilities. Perhaps the accretion disk will be formed from gas captured from the galactic environment, and the flares are the result of highly energetic shock waves caused by a smaller object that orbit and disturbed repeatedly the disc. Gravitational waves. Notice Real Time Awakening It is an unprecedented opportunity to check if their energy eruptions could be related to gravitational waves, predicted by Einstein’s relativity and detected for the first time a few years ago. The smooth mission of ESA and NASA will try to observe these disturbances in the space-time fabric from point L1 of Lagrange after its launch in an Ariane 6 rocket planned for 2035. Image | THAT In Xataka | We knew that the supermassive black holes were huge. Thanks to James Webb, now we know we were short

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