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Why do hands fall asleep when sleeping

by Alivia Nyhan
Published: Last Updated on
Hands fall asleep

This is a question some people often ask themselves when they wake up in the morning and still feel their hands asleep. In adulthood, it is possible to suffer from this alteration for different causes, such as the position adopted when sleeping, imprisoning the arrows with your weight without realizing it, or even being a symptom of some disease.

Feeling your hands asleep can go unnoticed in some people. However, it can be accompanied by other symptoms that cause discomfort in others. In the latter case, they should be consulted with a doctor. In this FastlyHealarticle, you will get the answer to why your hands fall asleep when sleeping and how to prevent this from happening.

Why do my hands go to sleep sleeping

If you wonder why your hands fall asleep sleeping and you feel tingling, the triggers of this alteration can range from vitamin deficiencies to diseases. Next, you will know the most common causes of having your hands asleep when you wake up:

Vitamin deficiency

The decrease in the body of vitamins, such as B12, B6, B1, and E, can trigger the appearance of alterations in the nerves, becoming visible through the sensation of numbness in the hands or other places. This is one of the main reasons your hands go to sleep when sleeping.

Electrolyte level disorders

When electrolytes such as sodium, potassium, and calcium decrease in the body, they trigger cramps and numbness in the hands, arms, and feet.

Fluid retention

This situation frequently occurs in some stages of a woman’s life, such as:

  • During pregnancy.
  • Menopause
  • People who are overweight.

In these cases, numbness and numbness in the hands, arms, legs, and feet are usually evident. It is one of the most common causes in women that answers why the hands fall asleep when sleeping.

You can get more information on How to combat fluid retention in menopause.

Consumption of some medications

Certain medications such as diuretics contribute to the loss of some electrolytes, including sodium, potassium, and calcium. This generates some symptoms such as:

  • Dehydration
  • Cramps in the hands.
  • Tingling in the hands
  • Numbness of the hands and feet.

In addition, the drugs used in chemotherapy and radiation therapy can also be a reason why hands fall asleep while sleeping.

Diseases that cause numbness of the hands

In addition to the common causes, some diseases can cause numbness in the hands. These diseases can be accompanied by other symptoms that we will see below and respond to why the hands fall asleep when sleeping.


This alteration occurs in some people with severe headaches. Migraine headaches are often accompanied by a tingling sensation in the hands, face, arms, or legs.

Learn more about Migraine in Migraine: symptoms, causes, and treatment.

Mellitus diabetes

The lack of control of this disease for long periods causes damage to the nerves in different parts of the body, resulting in numbness and numbness in the hands, arms, legs, and feet. The tingling in the hands and other parts of the body is very common.


It is an alteration of the thyroid gland that consists of a deficit in thyroid hormone production. If this deficit is not treated correctly, it can cause nerve damage, triggering symptoms such as:

  • Hair loss.
  • Feeling cold
  • Tingling in the hands and arms when sleeping.


One of the first symptoms of this disorder is the sensation of numbness in the hands and arms. It can be accompanied by:

  • Loss of muscle strength in a part of the body.
  • Facial paralysis.
  • Speech disorders

Learn more about the Symptoms of a stroke.

Multiple sclerosis

What is particular about this disease is the degradation of the nerve fibers of the brain and spinal cord. Due to this, there is a tingling sensation in the hands and body, as well as:

  • Burning sensation in the hands and other parts of the body.
  • Fatigue.
  • Loss of muscle strength.

More about this autoimmune disease in Multiple Sclerosis: types, symptoms, and treatment.

Carpal tunnel syndrome

This carpal tunnel syndrome occurs when the median nerve is trapped at the wrist, generating a sensation of numbness in the fingers of the hand and pain or weakness to perform some movements.

Guyon canal syndrome

It is about the trapping of the ulnar nerve as it passes through the elbow, where the channel that bears the Guyon’s name is found. Guyon’s canal syndrome can cause:

  • The appearance of pain in the elbow radiating to the hand.
  • Difficulty flexing the fingers.
  • Sleeping hands upon waking.

Synovial cyst

The synovial cyst can appear in the hand in the form of a fluid-filled nodule that causes nerve compression, thus generating numbness in the hand when sleeping, accompanied by loss of muscle strength.

Herniated disc

When there is an injury or wear of the intervertebral discs in the cervical spine, numbness of the upper limb may be felt, especially in the hands when sleeping. Neck pain can be related to sleeping hands.

Circulatory disorders

Diseases in the veins and arteries frequently occur in the lower limbs. However, they can be present in the hands and arms, causing numbness in the hands when sleeping. The sensation of tingling or tingling in the hands is also known as paresthesia.

Diseases that cause numbness of the hands

Symptoms of hand numbness

These are the symptoms that can accompany sleeping hands upon waking and during sleep:

  • Warmth sensation.
  • Tingling in the hands
  • Numbness in the hands.
  • Numbness of the fingertips.
  • Pricking sensation.
  • Burning in the hands.
  • Pain and feeling of numb hands.

How to remove numbness from your hands

Now that you know why your hands fall asleep when sleeping, you will wonder how to remove numbness from your hands while sleeping. Generally, the numbness and tingling in the hands when sleeping is reduced with daily exercise to reduce the pressure in writing due to a previous alteration.

Here are the steps in an exercise to remove numbness from your hands :

  • Take a rubber ball in your hand and press it on your fingers.
  • Open and close your hands by moving your fingers in different directions.
  • Repeat this procedure once a day or as many times as you like.

If, with the practice of exercises, your hands remain asleep during sleep or you also suffer from other symptoms, it is recommended that you go to your trusted doctor. He will guide you according to the signs that accompany your sleeping hands, make the diagnosis, and indicate the treatment to follow according to your case.

See more information about sleeping hands in the article Why do my hands go to sleep.

Ball for hand exercise

This article is merely informative. At FastlyHeal .com, we do not have the power to prescribe medical treatments or make any diagnosis. We invite you to see a doctor in the case of presenting any condition or discomfort.

If you want to read more articles similar to Why do hands fall asleep when sleeping, we recommend that you enter our Well-being category.

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