Causes of body and muscle fatigue: a list of the most important.

The causes of body and muscle fatigue vary from person to person, and range from transient and slight to serious and emergency. Here are the most important causes of body and muscle fatigue:

Causes of body and muscle fatigue
Among the most important and well-known causes of body and muscle fatigue are the following:

1- Allergies of all kinds
One of the common causes of body and muscle fatigue is allergies, whether seasonal allergies, allergic rhinitis, or even food allergies. There are many allergens that may cause symptoms to increase severely and thus feel tired, such as: pollen scattered in the air, and insects such as; Dust mites, weather changes.
Also, body fatigue may be one of the apparent symptoms of allergy to a particular type of food, and there are many medications that help relieve allergy symptoms, and knowing and avoiding foods that cause allergies also helps prevent body fatigue.

2- Poor blood circulation
You may feel tired in the body and muscles in general, and in the feet in particular, as a result of poor blood circulation and not flowing as it should in different parts of the body, especially the lower half of the body.

Therefore, it is preferable to maintain your activity during the day and avoid wearing tight clothes, in addition to keeping some diseases that may have caused poor blood circulation under control, especially diabetes (Diabetes).

3- Having a chronic disease
One of the causes of body and muscle fatigue is one of the following chronic diseases:

Peripheral artery disease: where blood flow in some blood vessels becomes difficult, which leads to a lack of sufficient blood supply to the muscles of the body for their activity.
Lung diseases: Some lung diseases may cause the respiratory system to be unable to supply enough oxygen to the body, which causes constant fatigue.
Diabetes: Many complications of diabetes cause constant fatigue in the body if the disease is not controlled.
Multiple Sclerosis: Body and muscle fatigue is the most common symptom of this disease.
Heart diseases, especially heart failure: These diseases cause the heart’s inability to provide the body with sufficient blood and oxygen, which causes permanent fatigue.
Kidney disease: Any defect in the ability of the kidneys to drain toxins from the body may cause a feeling of permanent fatigue and exhaustion.
Anemia: Because there is not enough blood in the body, the muscles do not get enough of the necessary oxygen.
Rheumatoid arthritis: This disease is one of the common causes of constant feeling of tiredness and fatigue, especially because of the resulting damage to the joints if the disease is not controlled properly.

4- Muscle overuse or underuse
One of the main causes of body and muscle fatigue is not using the muscles enough, being lazy or even sitting and staying in the same position for long periods of time.

If the muscles are not used on a daily basis as it should, the body begins to replace some muscle tissue with fatty tissue, which can be reversed if you start exercising and physical activity on a daily basis, especially in your twenties and thirties.

Muscle overuse, such as in the case of intense and strenuous exercise, can also cause body and muscle fatigue and extreme fatigue.

5- Sleep disturbances
The presence of any problems and disorders that hinder sleep at night or reduce its quality is one of the causes of common body and muscle fatigue, and these are the most important problems that may cause a lack of sleep:

Insomnia and chronic anxiety.
Depression.
Chronic pain.
restless leg syndrome.
Working night shifts.
Sleep apnea syndrome.
6- Causes of body and other muscle fatigue
In addition to all of the above, there are also many other reasons for body and muscle fatigue, and these are some factors, cases and diseases that may be accompanied by a feeling of constant fatigue:

Thyroid diseases.
flu.
Autoimmune deficiency disease, also known as AIDS.
chemotherapy.
Chronic fatigue syndrome.
dehydration
Heart attack and stroke.
Hepatitis.
Addison’s disease.
myositis;
Deficiency of minerals and vitamins.
Take certain medications.
Pregnancy.

fibromyalgia fibromyalgia is defined as a syndrome that affects the patient for a long period of time, and leads to his suffering from body pain, fatigue, lethargy, difficulty sleeping, headache, and others, and the causes that lead to infection are unknown, but they are related to the high level of some Chemicals in the brain, which play a role in how the central nervous system sends nerve signals.
Dehydration causes a lack of water in the body to disrupt several functions in the body, such as: breathing and digestion, and this causes physical pain as well. Dehydration is accompanied by a feeling of thirst, and urine color changes to become dark, and a person may feel tired and dizzy, and one of the cases that cause dehydration The body: suffering from diarrhea without drinking sufficient amounts of water. Sleep disorders. Sleep is a basic need of the body, as it allows the body to repair damage and compensate for the energy it uses. It is also necessary to keep the brain awake and active, and a person needs to sleep for a period of no less than six to eight. hours a day, and many symptoms appear when lacking sleep, including: suffering from body pain, poor concentration, memory, and comprehension and pronunciation skills.