Lack of sleep isn’t good for you, in fact, it is harmful. It affects your body. 

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“We certainly know that a lack of sleep will actually prevent your brain from being able to initially make new memories, so it’s almost as though without sleep the memory inbox of the brain shuts down and you can’t commit new experiences to memory,” said sleep expert Matthew Walker, professor of neuroscience and psychology at the University of California and author of the book Why We Sleep. 

“After just one night of four to five hours of sleep, there is a 70 percent reduction in critical anticancer-fighting immune cells called natural killer cells,” he wrote.

“And that’s the reason that we know that short sleep duration predicts your risk for developing numerous forms of cancer.”

Professor Matthew Walker

Lack of sleep can slow down our thought process

Scientists who measure sleepiness have found that lack of sleep reduces alertness and concentration. You’re more likely to be confused because it’s harder to concentrate and pay attention. Avoid completing tasks that require logical thinking or complex thinking. Lack of sleep also impairs judgment. Making decisions will be more complicated because you can’t assess the situation and take the right actions.

Excessive Sleepiness affects our brain

Research shows that the neural connections that create our memories are strengthened during sleep. “Sleep consolidates in short-term memory what we learn and experience during the day.”

It turns out that different sleep stages play different roles in storing new information in memory. When sleep is disturbed or disrupted, these cycles are disrupted.

When you are tired, you often forget and do things wrong. The inability to focus due to sleepiness further weakens memory. If you can’t focus on what’s nearby, it doesn’t stay in your short-term and long-term memory.

Lack of Sleep can make learning difficult

Lack of sleep affects your ability to learn in two ways. Since it is difficult to concentrate, it is difficult to obtain information, making it difficult to study effectively. It also affects memory, which is essential for learning.

Sleepiness can cause hyperactivity in children, which can also interfere with learning. Teens can lose focus, hard work, and the memory to do well in school.

Sleeplessness Slows Down Reaction Time

Drowsiness slows reaction times, which is especially problematic if you drive, work, or engage in other activities that require quick reactions. You don’t have to fall asleep while driving to be dangerous.

Drowsiness itself can be as tricky as drunk driving. Sleepiness driving is equivalent to driving a car with a blood alcohol concentration of 0.08%, which exceeds the legal limit in many states.

Adolescents and young adults, especially men, are at higher risk of fatigue-related traffic accidents. Shift workers who work long or irregular night shifts or hours and people with untreated sleep disorders such as sleep apnea and narcolepsy are also at increased risk.

How do you know if “lack of sleep” is a problem?

Because everyone’s sleep needs are different, experts say the best way to ensure you’re getting enough sleep is to know how you’re feeling. “You shouldn’t wake up.” “You should feel energized throughout the day and gradually calm down as you get closer to your normal bedtime.”

How can you improve sleep and mental health?

Mental health can affect sleep, and. lack of sleep can affect your mental health. This multifaceted relationship creates a complex link between sleep and mental health disorder, but it also means that treating both issues can go hand-in-hand. Taking steps to improve sleep can also be part of a preventative mental health strategy.

Your doctor or psychiatrist can consider different treatments’ potential benefits and risks, including prescription pharmaceuticals. They can provide personalized care, including in situations with multiple underlying physical or mental health issues.

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