HealthIntell Articles
Explore recent HealthIntell articles, condition explainers, and FAQ guides. To browse by health topic, visit Conditions.
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Causes of Reactive airway disease
Reactive airway disease develops when the airways become unusually sensitive and prone to narrowing in response to irritation, inflammation, or exposure to certain triggers. The immediate cause is not a single event but a…
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Symptoms of Reactive airway disease
What are the symptoms of Reactive airway disease? The condition most often produces wheezing, coughing, chest tightness, and shortness of breath. These symptoms reflect temporary narrowing and irritation of the airways, which limits airflow…
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What is Hyperhidrosis
Hyperhidrosis is a condition in which the body produces sweat in amounts greater than are needed for temperature control. The disorder involves the sweat glands, the autonomic nervous system, and the brain pathways that…
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What is Hidradenitis suppurativa
Hidradenitis suppurativa is a chronic inflammatory disease of the skin that primarily affects hair follicles in areas where skin rubs together, such as the armpits, groin, buttocks, and under the breasts. It develops when…
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What is Herpes zoster
Herpes zoster, also called shingles , is a disease caused by the reactivation of varicella-zoster virus, the same virus that causes chickenpox. After a person has recovered from chickenpox, the virus is not eliminated…
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What is Herpes simplex
Herpes simplex is a viral infection caused by herpes simplex virus, usually herpes simplex virus type 1 (HSV-1) or type 2 (HSV-2). It primarily affects the skin and mucous membranes, especially the mouth, lips,…
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What is Hand, foot, and mouth disease
Hand, foot, and mouth disease is a contagious viral illness that primarily affects the mouth lining, skin of the hands and feet, and, in some cases, the digestive tract and other mucosal surfaces. It…