What causes chickenpox? Both chickenpox and shingles are caused by the varicella-zoster virus. The difference between chickenpox and shingles is that chickenpox usually occurs first, and shingles are a result of a reactivation of chickenpox later on. Even though chickenpox and shingles are usually spoken of together, they are very different illnesses. Some think only …
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Psoriasis is a chronic skin condition that typically causes areas of thickened, scaly, red, and inflamed skin called plaques. The most common sites of psoriasis are the scalp, elbows, and knees, although psoriasis can involve any part of the body such as the face, palms, soles, and back. Psoriasis lesions typically appear as symmetrical lesions called plaques that are areas …
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What do your kidneys do? Stage 1 kidney disease causes mild damage to your kidneys. Kidney disease cannot be cured. When you have chronic kidney disease, you slowly lose kidney function over the course of a few years. Stage 1 kidney disease cannot be cured. It’s likely that chronic kidney disease will progress from stage 1 kidney disease to complete …
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Certain factors may trigger an asthma attack in susceptible individuals. Though asthma symptoms may come on suddenly without any prior noticeable change, sometimes, an asthma attack typically starts with a few early warning signs. These are caused by changes in the airways that happen before or at the very beginning of an asthma attack. The earliest signs of an approaching …
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Because HIV suppresses the immune system, the predominant symptoms of this infection are those produced by other infections. Human immunodeficiency virus (HIV) infection is caused by a retrovirus that affects the immune system, especially the CD4 blood cells that fight infections. As it replicates during acute HIV infection, HIV kills a large number of CD4 cells. This can induce flu-like …
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What is schizophrenia? Schizophrenia is a severe long-term mental condition that interferes with a person's ability to distinguish their thoughts from reality. Drug use may lead to the development of schizophrenia. Drug use may lead to the development of schizophrenia. 60% of people with schizophrenia have reported having abused drugs or alcohol in their lifetime. While drugs don’t directly cause …
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A combination of factors triggers multiple sclerosis (MS), such as the following. According to numerous studies, multiple sclerosis (MS) is a multifactorial disease with autoimmune, genetic, and environmental triggers. MS is an inflammatory, neurodegenerative and autoimmune disease that affects the brain and spinal cord constituting the central nervous system (CNS). Within the CNS, immune system dysfunction causes inflammation that damages …
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Learn to recognize the warning symptoms of deep vein thrombosis and prevent it from becoming a problem. Deep vein thrombosis (DVT) is not a life-threatening condition if it is detected and treated in the early stages. The severity of DVT stems from its potential consequences, which are essentially: Thrombosis and embolism in the lung despite therapy Hemorrhage caused by medication …
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The four most common eye problems include cataracts, diabetes-related retinopathy, glaucoma, and age-related macular degeneration. An eye problem could hit anytime. Some are minor issues that could go away on their own or can be easily treated at home or with minimum intervention, whereas some are serious conditions that needed a proper specialist’s care. Learn four of the most common …
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Learn the five types of colitis and their symptoms below. Colitis is inflammation of the lining of the colon, which is also called the large intestine. Colitis is caused either by an infection or an autoimmune condition. It is a life-long condition, which causes abdominal discomfort and pain. The discomfort is either mild or severe and recurs for a period …
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