Science reveals hours of sleep for optimal health: Say goodbye to the 8-hour myth

Although we were repeatedly instructed about the importance of this Sleep at least 8 hoursScience sheds new light on this rule.

Insomnia and hypersomniaLack of sleep and excessive sleep, respectively, have harmful effects on mental health. Lack of sleep is linked to psychological disorders and cognitive impairment, while too much sleep can increase suicidal thoughts and behaviors. Deep sleep slow-wave disorder can affect memory, and lack of sleep can raise levels of the protein beta-amyloid, which is linked to Alzheimer's disease.

Good sleep is crucial to prevent health problems such as Diabetes, obesity and cardiovascular disease. Not getting enough sleep weakens the immune system, affects mood, and harms cardiovascular function.

It is also associated with altered glucose metabolism and appetite regulation, which may contribute to type 2 diabetes and obesity. Chronic inflammation can also arise from lack of sleep, as it increases markers of inflammation in the body.

A study published in the journal Nature Aging, which analyzed the sleep habits of nearly 500,000 adults, revealed that both lack and excess sleep have a negative impact on cognitive function. Contrary to popular belief, the study found so The optimal amount of sleep to keep the brain at its best It's 7 hours.

In short, science shows that the magic number of 8 hours of sleep is not the only key to good health. Maintaining a balance of around 7 hours of quality sleep is essential to maintain Cognitive function and health Mental and physical in general.