Oversleeping is called hypersomnia or “long sleeping.” This condition affects about 2 percent of people. People with hypersomnia might require as many as 10 to 12 hours of sleep per night to feel their best.

Similarly, Is sleeping for 12 hours bad?

“Long sleepers” are people who regularly sleep more than the average person their age. As adults, their nightly length of sleep tends to be 10 to 12 hours. This sleep is very normal and of a good quality. It is simply much longer than most people because of their natural biological clock.

Additionally, Why am I sleeping 12 hours a day and still tired? Characteristics of hypersomnia

In extreme cases, a person with hypersomnia might sleep soundly at night for 12 hours or more, but still feel the need to nap during the day. Sleeping and napping may not help, and the mind may remain foggy with drowsiness.

What does too much sleep indicate?

Too much sleep on a regular basis can increase the risk of diabetes, heart disease, stroke, and death according to several studies done over the years. Too much is defined as greater than nine hours. The most common cause is not getting enough sleep the night before, or cumulatively during the week.

Why do I sleep 13 hours a day?

Idiopathic Hypersomnia

This sleep disorder is characterized by difficulty waking13, excessive sleepiness, and the inability to feel rested after sleeping at night or napping during the day. With this disorder, you may sleep as much as 14 to 18 hours a day.

Is it normal for a teenager to sleep 12 hours?

Most teens need about eight to 10 hours of sleep a night on a regular basis to maintain optimal health and daytime alertness. But few teens actually get that much sleep regularly, thanks to early classes, homework, extracurricular activities, part-time jobs, social demands and screen time.

Why did I sleep 14 hours?

Idiopathic Hypersomnia

This sleep disorder is characterized by difficulty waking13, excessive sleepiness, and the inability to feel rested after sleeping at night or napping during the day. With this disorder, you may sleep as much as 14 to 18 hours a day.

What does it mean when you sleep all the time and are still tired?

Being tired all the time can also be a sign of vitamin deficiency. This could include low levels of vitamin D, vitamin B-12, iron, magnesium, or potassium. A routine blood test can help identify a deficiency. Your doctor may recommend taking supplements.

Why am I so tired even though I sleep a lot?

Anemia – Having insufficient levels of iron in your blood could cause you to feel tired no matter how long you sleep at night. Dehydration – This one may be quite surprising; however, dehydration is one of the most common reasons that you feel tired.

Why do I feel sleepy all the time even when I get enough sleep?

Excessive sleepiness is a common symptom of undiagnosed sleep apnea, narcolepsy, hypersomnia5, restless legs syndrome, and circadian rhythm disorders like shift work disorder. If your doctor suspects a sleep disorder is a reason you feel tired all the time, they may refer you to a sleep center.

What are the side effects of oversleeping?


Oversleeping is associated with many health problems, including:

  • Type 2 diabetes.
  • Heart disease.
  • Obesity.
  • Depression.
  • Headaches.
  • Greater risk of dying from a medical condition.

Is oversleeping a symptom of depression?

It’s important to remember that oversleeping is a possible symptom of depression and that oversleeping doesn’t cause depression. But it can exacerbate and worsen depression symptoms, Dr. Drerup explains. “If someone’s oversleeping, they may wake up and feel like they’ve missed out on the day,” she says.

What causes increased sleep?

The most common causes of excessive daytime sleepiness are sleep deprivation, obstructive sleep apnea, and sedating medications. Other potential causes of excessive daytime sleepiness include certain medical and psychiatric conditions and sleep disorders, such as narcolepsy.

Why could I be sleeping so much?

Many people with hypersomnia experience symptoms of anxiety, low energy, and memory problems as a result of their almost constant need for sleep. Obstructive sleep apnea, a disorder that causes people to stop breathing momentarily during sleep, can also lead to an increased need for sleep.

What is long sleeper syndrome?

Long sleeping is an uncommon sleep finding or disorder characterized by the body’s inclination to remain asleep for longer periods of time than would otherwise be deemed typical. This often results in 10 to 12 hours of sleep each night for people with the disorder.

Is it OK to let your teenager sleep all day?

It’s the regularity that’s essential. So while teens should not be sleeping all day, a later bed time and later wake time are fine, as long as they sleep between 8.5 to 9.5 hours a day.

Is it normal for a teenager to sleep 13 hours?

Adolescents have a reputation for sleeping all the time — for good reason. Most of the time, this is a perfectly normal aspect of adolescence. This sudden change in sleep patterns, even if it’s perfectly normal, probably looks like a serious problem.

How many hours of sleep is too much for a teenager?

Sleep research suggests that a teenager needs between eight and 10 hours of sleep every night. This is more than the amount a child or an adult needs. Yet most adolescents only get about 6.5 – 7.5 hours sleep per night, and some get less. Regularly not getting enough sleep leads to chronic sleep deprivation.

Is sleeping for 14 hours bad?

Too much sleep on a regular basis can increase the risk of diabetes, heart disease, stroke, and death according to several studies done over the years. Too much is defined as greater than nine hours. The most common cause is not getting enough sleep the night before, or cumulatively during the week.

What are the symptoms of sleeping too much?


According to the National Sleep Foundation, excessive sleeping may lead you to experience the following symptoms:

  • Productivity issues.
  • Low energy during the day.
  • Symptoms of anxiety.
  • Memory issues.
  • Extreme sleepiness unresolved by napping.
  • Extreme fatigue unaffected by how much you sleep.

Is Covid making me tired?

For many people with COVID-19, fatigue is a fairly common symptom. It can make you feel dull and tired, take away your energy, and eat away at your ability to get things done. Depending on the seriousness of your COVID-19 infection, it may last 2 to 3 weeks.

Why am I so tired even though I sleep 8 hours?

One of the simplest explanations is that it could be due to your body requiring more rest than the average person. However, it is also likely that your tiredness is due to the lack of quality sleep at night, rather than the quantity of it.

What are the 3 types of fatigue?


There are three types of fatigue: transient, cumulative, and circadian:

  • Transient fatigue is acute fatigue brought on by extreme sleep restriction or extended hours awake within 1 or 2 days.
  • Cumulative fatigue is fatigue brought on by repeated mild sleep restriction or extended hours awake across a series of days.