Many studies have shown that adequate sleep plays an important role in memory, especially before and after learning new knowledge. Lack of sleep will affect mood, motivation, judgment and perception of events. Therefore, adequate sleep is good for human memory and learning.

There are a number of different reasons why you might be sleeping too much, such as being sick or needing to catch up on sleep after a few sleepless nights. However, consistently sleeping too much can be a sign of a sleep disorder, mental health disorder, or other health problem.

Too little sleep, too much sleep, or frequent changes in sleep patterns can all lead to an increased risk of memory problems in women, especially in middle age.

Stroke is one of the leading causes of death and disability worldwide, and it is also a risk factor for too much sleep. New research has found that sleeping for more than nine hours and napping for 90 minutes a day is associated with a higher risk of stroke.

Excessive sleeping is sometimes linked to underlying health problems, such as narcolepsy, heart disease, obesity, or depression. Knowing the specific causes of your excessive sleeping can help you identify effective treatments for the condition.