Symptoms and Causes

Overview Ocular rosacea causes eye inflammation. Symptoms like redness, burning, and itching often show up. It often appears in people who have facial rosacea, but sometimes…

Overview Oral lichen planus is an ongoing inflammatory condition affecting the mucous membranes inside the mouth. This condition develops when a person’s immune system attacks cells…

Overview A vein blood clot, or thrombophlebitis, happens when a blood clot blocks one or more veins. This condition often affects leg veins. There are two…

Understanding Self-Harm Self-harm, also known as nonsuicidal self-injury, happens when someone purposely hurts their own body. Common methods include cutting, burning, or other ways of causing…

Blood Pressure Categories Blood pressure readings use two numbers measured in millimeters of mercury (mm Hg). According to leading heart health organizations, blood pressure falls into…

Overview Epidermolysis bullosa is a rare genetic condition characterized by extremely fragile skin that blisters easily. These blisters typically form after minor injuries, heat exposure, friction,…

Health Concerns Diabetes damages blood vessels in the retina, causing diabetic retinopathy. This condition often starts with few or no symptoms but can eventually lead to…

Overview Cerebrospinal fluid (CSF) is the protective liquid that surrounds the brain and spinal cord. A tear or hole in the dura mater, the outermost of…

What Is Delayed Ejaculation? Delayed ejaculation occurs when a person needs an extended period of sexual stimulation to reach orgasm and release semen. In some cases,…

Overvew A coma is a serious medical condition where someone loses consciousness for an extended period. This is not like sleep, the person cannot be awakened…