Heat Throughout The Body Without Fever : Causes, Symptoms, Diagnosis & Treatment

Last Updated: 27/07/2022

Heat in the whole body without temperature occurs after taking spicy food and alcohol, with severe stress and excitement, in women during PMS and menopause. The pathological causes of the symptom include VVD and hypertension, thyroid damage, and diseases of the central nervous system. The examination includes a standard examination by a neurologist, instrumental methods (ECG, echocardiography, EEG, brain CT), laboratory tests. Treatment consists in the normalization of lifestyle and nutrition, the use of psychotherapeutic and physiotherapeutic techniques. Medications are prescribed after identifying the cause of the disorder. In case of tumor processes, surgical interventions are performed.

Causes of fever throughout the body without fever

meal

Eating spicy and hot foods is the most common cause of a fever. The symptom occurs during meals or immediately after eating. First, there is a feeling of warmth in the torso, then the heat spreads throughout the body. A person's cheeks turn red, the skin becomes hot to the touch. Sometimes when taking too spicy foods, general sweating is noted, sweat droplets appear above the upper lip.

Sensation that there is a great heat in the whole body, occurs after taking strong alcohol. When drinking alcohol, heat is felt, spreading from the chest and abdomen to the limbs. The redness of the face, the sparkle of the eyes are noticeable. Sometimes drinking alcohol provokes redness not only of the face, but also of the neck and torso. The warming effect does not last long: if a person goes out into the cold, chills quickly develop without fever.

Emotional Factors

Heat at normal temperature is often due to strong excitement, fear. It seems to a person that the whole body is on fire, while the face turns red, the skin becomes very warm or hot. Sometimes with stress, a tremor of the fingers appears, interruptions in the work of the heart. An unpleasant feeling of heat in the whole body persists until the person calms down. Such signs are more characteristic of emotionally labile young women, but can occur at any age.

Hormonal changes in women

Many cases of fever throughout the body have been described as a component of PMS. The symptom is associated both with dysregulation of vascular tone caused by changes in hormone levels, and increased emotionality of women in this period. Heat without fever is observed 1-2 days before the onset of menstrual bleeding. It can appear paroxysmal for 5-1 minutes or last for several hours.

Hot flushes throughout the body sometimes occur during menopause, but in this condition, heat is more often felt in the head and upper body. Menopausal hot flashes are especially pronounced at night. Women wake up because of an unpleasant feeling of heat, increased sweating and a feeling of lack of air. Symptoms are accompanied by headache, darkening in the eyes. Attacks are repeated several times a night, provoking insomnia.

Heat throughout the body without fever

 

Vegetovascular dystonia

In case of violation of the neuroregulation of vascular tone, attacks of heat throughout the body without temperature are caused by the action of any predisposing factor: stress and overwork, physical activity, cyclic hormonal changes in the female body. Sometimes hot flashes develop for no apparent reason. A person feels that heat is spreading from the depths of the body, the skin acquires a pink tint and becomes hot.

With vegetative-vascular paroxysms, fever is combined with polymorphic symptoms: dizziness, a feeling of sinking heart, hand tremor. As a rule, unmotivated anxiety appears. At the end of the attack, the feeling of warmth is replaced by chills, sometimes there is a cold sweat. The patient has an urge to urinate, during which a large amount of light urine is released.

allergic reactions

The feeling of heat in the whole body is more characteristic of pseudo-allergy. The symptom is due to a sharp release of histamine from cells when certain foods (strawberries, chocolate), and drugs are consumed. In addition to heat without temperature, redness of the entire surface of the skin, severe itching are noted. The clinical picture is supplemented by difficulty breathing, paroxysmal headaches. Similar manifestations occur with true allergies.

Arterial hypertension

A feeling of heat without elevated temperature occurs with changes in blood pressure. The increase in blood pressure is accompanied by a feeling of warmth throughout the body, redness of the skin. The patient experiences difficulty in breathing, it begins to seem to him that there is "less air" in the room. Feeling better after taking pills that normalize blood pressure.

Thyroid diseases

The symptom is observed with increased hormonal activity of the organ. Thyroid hormones T3 and T4 stimulate the basal metabolism and increase energy production, so the feeling of gift accompanies a person constantly. Manifestations do not depend on the temperature inside the room and emotional factors. Patients complain that they are constantly hot, wear lighter clothing out of season, and cannot be in stuffy rooms.

In addition to the heat in the whole body, the skin often turns red, but there is no excessive sweating. Inhibition of the activity of the sweat glands is pathognomonic for hyperfunction of the thyroid gland. Symptoms are combined with exophthalmos, palpitations, irritability. The appearance of heat without temperature is a typical sign of thyrotoxic goiter, tumors of the thyroid gland, the initial stage of thyroiditis.

Diseases of the central nervous system

The center of thermoregulation is located in the hypothalamus, respectively, with brain damage, paroxysmal or constant sensation of heat is possible. The pathological symptom is not associated with external factors, does not depend on the ambient temperature. Usually, when the hypothalamus is damaged, fever is accompanied by general hyperthermia. This condition is typical for TBI, tumors of the pituitary-hypothalamic system.

Diagnostics

When a fever appears in the whole body without temperature, the patient turns to the therapist, who establishes the alleged cause of the symptom, and then writes out a referral to a highly specialized specialist. The doctor is interested in how long ago the symptoms began, what, according to the patient, they are connected with, whether any treatment was used at home. Diagnosis of the causes of malaise includes the following methods:

  • Instrumental Research . To assess the work of the heart, an ECG and echocardiography are performed. To identify pathological changes in brain functions, a non-invasive EEG method is prescribed. X-ray methods (CT, scintigraphy) are indicated for suspected tumor process.
  • Laboratory Methods . Standard diagnostics includes general and biochemical blood tests to exclude hidden inflammatory or metabolic disorders that occur without temperature. Be sure to determine the level of thyroid hormones, hormones of the adrenal cortex, ACTH and TSH. In women, the indicators of estrogen, progesterone, FSH and LH are examined.
  • Neurological examination . The doctor determines the activity and symmetry of reflexes, checks the initial tone of the autonomic nervous system. To study the features of nervous regulation, functional tests (orthostatic, pharmacological) are used. If necessary, the examination is supplemented by a psychiatric examination.

Normalization of lifestyle and nutrition is the first step to eliminate the feeling of heat

 

Treatment

Help before diagnosis

Most heat attacks in the body without temperature are not associated with pathological factors. To stop them, non-drug methods are enough. Patients need to exclude from the diet too spicy and spicy dishes that cause hot flashes. Food should be warm, but not hot. The same applies to tea, coffee and other drinks. It is necessary to limit the consumption of alcohol as much as possible, especially strong - with an ethanol content of more than 20%.

In order not to provoke paroxysms of heat throughout the body, one should regularly ventilate the room, avoid stuffy rooms and crowds of a large number of people. It is important to eliminate stressful situations at home and at work as much as possible. Doctors recommend reducing the time of Internet surfing and TV viewing. Frequently recurring hot flashes without fever are a reason to see a doctor, as they can be a sign of serious illness.

Conservative therapy

The selection of medicines for fever throughout the body without temperature is carried out after establishing the cause of the ailment. If hot flashes occur against the background of menopausal syndrome, gynecologists prescribe hormone replacement therapy. Treatment helps to normalize well-being, reduces the frequency of paroxysms of heat, and eliminates other symptoms of menopause. In case of hypertension, rational antihypertensive therapy is prescribed, taking into account the age of the patient and the severity of the disease.

To reduce the activity of autonomic reactions, sedatives are recommended. Treatment begins with herbal remedies (St. John's wort, motherwort, valerian), and if they are ineffective, light tranquilizers are added. Antidepressants are used to stabilize the psycho-emotional background. Neurometabolic stimulants, multivitamin complexes have a good effect.

The symptom is often provoked by emotional lability, so psychotherapy is an important component of treatment. Patients are recommended individual and family psychological correction. To normalize the state of the nervous system, physiotherapeutic methods are used: neurosedative massage, reflexology, balneotherapy. Shown sanatorium treatment.

Surgery

For tumors of the thyroid gland, surgical intervention is prescribed: economical resection for benign nodes, subtotal or total removal of the organ for malignant neoplasms. With neoplasms of the brain in the hypothalamus, the help of neurosurgeons is required. Doctors excise the pathological formation, supplement the treatment with radiation therapy.

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