Heat intolerance
The inability to maintain a comfortable body temperature in warm or hot weather.
Also called: Heat intolerance, Intolerance to heat and fevers.
Conditions associated with heat intolerance
The following conditions have been associated with heat intolerance in medical literature. This is informational and not a diagnosis.
Angelman syndrome due to paternal uniparental disomy of chromosome 15
Angelman syndrome due to paternal uniparental disomy of chromosome 15 is a medical condition that may be assoc...
Fabry disease
Fabry disease is a medical condition that may be associated with various symptoms and signs....
Graves Disease
An autoimmune condition causing hyperthyroidism, often with eye changes (bulging eyes) and goiter....
Hyperthyroidism
A condition in which the thyroid gland produces too much thyroid hormone, speeding up metabolism and causing w...
Intellectual disability-seizures-macrocephaly-obesity syndrome
Intellectual disability-seizures-macrocephaly-obesity syndrome is a medical condition that may be associated w...
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome is a medical c...
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome due to 9q21.3 microdeletion
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome due to 9q21.3 ...
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome due to a point mutation
Neurodevelopmental disorder-craniofacial dysmorphism-cardiac defect-skeletal anomalies syndrome due to a point...
Phelan-McDermid syndrome
A rare genetic neurodevelopmental disorder characterized by neonatal hypotonia, global developmental delay, no...
developmental and epileptic encephalopathy 119
A developmental and epileptic encephalopathy caused by the variants in the RNU2-2 gene, in which most reported...
neurodevelopmental disorder with hyperkinetic movements, seizures, and structural brain abnormalities
neurodevelopmental disorder with hyperkinetic movements, seizures, and structural brain abnormalities is a med...
Tests providers may use to investigate heat intolerance
When investigating heat intolerance, a healthcare provider may order one or more of the following laboratory tests. Test selection is a clinical decision made by a qualified professional.
CBC with Differential
Measures red blood cells, white blood cells, and platelets to help evaluate overall health and detect disorder...
Calcium
Measures calcium levels to evaluate bone, kidney, and parathyroid health....
Cbc, Cmp, Ua, Thyroid, & Lipid Health Tests
Our standard health test panel includes thyroid testing, a CBC, CMP, Urinalysis, & Lipid Panel. These lab test...
Comprehensive Metabolic Panel (CMP)
Measures 14 substances in the blood to assess kidney and liver function, electrolyte balance, and blood sugar ...
Fasting Glucose
Measures blood sugar after fasting to screen for diabetes and prediabetes....
Free T3
Measures triiodothyronine, a thyroid hormone involved in metabolism....
Free T4
Measures the active form of thyroxine to help evaluate thyroid function....
Lipid Panel
Measures cholesterol and triglycerides to assess cardiovascular risk....
Reverse T3 Test
The Reverse T3 (rT3) blood test is used to help determine if an individual has "nonthyroidal illness synd...
Thyroid Panel
Comprehensive thyroid testing including TSH, free T4, and free T3....
Thyroid Peroxidase Antibodies (TPO)
Detects antibodies associated with autoimmune thyroid disease....
Thyroid Stimulating Hormone (TSH)
Screens for thyroid disorders such as hypothyroidism and hyperthyroidism....
Symptoms commonly seen alongside heat intolerance
Bulging Eyes
Protrusion of the eyes, most commonly associated with Graves disease and thyroid eye disease....
Excessive Sweating
Sweating more than is needed to regulate body temperature, which can accompany fever, anxiety, hypoglycemia, o...
Fatigue
A subjective feeling of tiredness characterized by a lack of energy and motivation....
Fever
Body temperature elevated above the normal range....
Irritability
Easily annoyed or frustrated mood, which can be caused by stress, sleep problems, hormonal changes, or mood di...
Seizure
A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence ...
When to seek care
Seek care from a qualified healthcare provider if heat intolerance is severe, persistent, worsening, or accompanied by concerning symptoms. If you think you have a medical emergency, call your local emergency number immediately.
Frequently Asked Questions
What does the symptom heat intolerance mean?
Heat intolerance is a health sign or symptom described in medical literature. The inability to maintain a comfortable body temperature in warm or hot weather.
Which conditions are associated with heat intolerance?
Heat intolerance has been reported in association with 11 conditions in the medical literature we index, including Angelman syndrome due to paternal uniparental disomy of chromosome 15, Fabry disease, Graves Disease, Hyperthyroidism, Intellectual disability-seizures-macrocephaly-obesity syndrome. These associations do not mean you have any of these conditions.
Should I see a doctor about heat intolerance?
You should discuss any persistent or concerning symptoms with a qualified healthcare provider. This website does not provide diagnosis. If you have severe symptoms or signs of a medical emergency, seek care immediately.