What are 3 reasons why sleep is important?

There were several studies that scientists conducted in the early 2000s that looked at the effects of lack of sleep. According to the National Sleep Foundation, adequate sleep for adults is between 7 and 9 hours per night, and athletes can benefit from up to 10 hours. Consequently, sleep is just as important to athletes as consuming enough calories and nutrients. A study published in JAMA Psychiatry examines patterns of death from suicide over 10 years.

It is concluded that lack of sleep is a contributing factor to many of these deaths. Getting enough sleep helps with hormonal balance. This keeps the heart healthy, reduces stress and helps keep blood sugar constant. Prioritizing sleep can be a key way to improve your relationships with others and help you socialize more.

When the body sleeps as much as it needs, immune cells and proteins rest as much as they need to fight anything that comes their way, such as colds or the flu. The first three stages are known as non-rapid eye movement (NREM) sleep and the final stage is known as rapid eye movement (REM) sleep. In addition, lack of sleep can increase the risk of injury and lower your motivation to exercise (2). Just as you prioritize your diet and physical activity, it's time to give sleep the attention it deserves.

Recently, preliminary data show that getting enough sleep before and after receiving the COVID-19 vaccine can improve the effectiveness of the vaccine. A study of 2672 participants found that people with anxiety and depression were more likely to report worse sleep scores than people without anxiety or depression (40). In addition to the increased risks associated with driving, lack of sleep can also increase the risk of injuries and errors in the workplace (5). However, a more recent study published in the journal Sleep Medicine concludes that there is no relationship between overweight and lack of sleep.

While alcohol can help a person fall asleep quickly, it hinders the quality of sleep and often causes fragmented (interrupted) sleep.


less than seven hours a night is linked to an increased risk of heart disease and high blood pressure. If you have trouble sleeping and notice that your mental health has worsened, it's important to talk to your health professional. This one-hour loss of sleep is associated with a significantly higher number of car accidents and cardiac events.

Even though their brains and bodies struggle due to lack of sleep, they may not be aware of their own deficiencies because it seems normal for them to sleep less. A bad night's sleep has been strongly linked to weight gain and is actually one of the strongest risk factors for obesity.