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Scanning electron microscope image of lung trachea epithelium with examples of pollen, dust mites, and mold.Source: Charles Daghlian, Getty Images/ScienceFoto, iStock Things to know about allergy Allergy involves an exaggerated response of the immune system, often to common substances such as foods, furry animal dander, or pollen. The immune system is a complex system that...

Female reproductive system definition Picture of Female Infertility The female reproductive system is made up of internal organs and external structures. Its function is to enable the reproduction of the species. Sexual maturation is the process that this system undergoes in order to carry out its role in the process of pregnancy and birth. What...

Sometimes, you can have depressive symptoms in the early stages of schizophrenia before or while you experience psychosis, but these disorders are separate diagnoses. Major depression doesn’t become schizophrenia. Schizophrenia and depression share similar symptoms, but they are different types of disorders. Schizophrenia is a psychotic disorder that affects your ability to tell what’s real,...

What is dyspnea? Patients with dyspnea often describe tightness of the chest and a smothering sensation. These feelings can cause anxiety and psychological distress that makes symptoms worse, creating a vicious cycle. Dyspnea is the medical term for shortness of breath. Patients with dyspnea often describe tightness of the chest and a smothering sensation. These...

What are benzodiazepines (benzos), and what are they used for? Benzodiazepines are man-made medications that cause mild to severe depression of the nerves within the brain (central nervous system) and sedation (drowsiness). Seizures, anxiety, and other diseases that require benzodiazepine treatment may be caused by excessive activity of nerves in the brain. These drugs may...

Left-side pregnancy pain Many women experience left side pain during pregnancy. Inital pregnancy pain may be due to your body stretching to make room for your baby or digestive issues. Later pain in pregnancy could be caused by the ligaments in your abdomen stretching, kidney infection or a urinary tract infection (UTI). Many women experience...

Many thrombosed external hemorrhoids may go away within a few weeks. Many thrombosed external hemorrhoids may go away within a few weeks. An external thrombosed hemorrhoid develops under the skin surrounding the anus and causes discomfort due to the presence of a blood clot in the vein. The pain of thrombosed hemorrhoids may improve within...

Losing weight can greatly improve symptoms of depression because of the following reasons. Yes, losing weight can help improve depressive symptoms immensely if a person is overweight or obese. A healthy weight loss may help manage depression in the following ways: Boosting confidence level Improving self-esteem Stabilizing mood Obtaining a better self-image Gaining appreciation and...

You can treat a cold at home by resting and using these common remedies. Cold symptoms are part of your body’s healing processes. Most of the time, it does not require any help. However, you can get rid of a cold faster, even overnight, with the following simple measures: Stay at home: Staying at home...

In general, it is recommended to eat a low-fiber diet along with laxatives about 2-3 days before a colonoscopy In general, it is recommended to eat a low-fiber diet along with laxatives about 2-3 days before a colonoscopy so that your doctor can see potential problems more clearly. Low-fiber foods include: Milk and milk products...