Genital herpes is a common sexually transmitted infection caused by the herpes simplex virus. It primarily affects the genital and anal areas and is characterized by recurrent outbreaks of painful sores. The infection is lifelong, as the virus remains dormant in the body and can reactivate periodically. Many individuals with genital herpes may have mild symptoms or none at all …

Gender dysphoria is a condition in which a person experiences significant distress or discomfort because their gender identity does not align with the sex assigned to them at birth. This distress can affect emotional well-being, social functioning, and daily life. Gender dysphoria is recognized as a medical and psychological condition, and the focus of care is on reducing distress and …

Glioblastoma is an aggressive and fast-growing type of brain cancer that develops from glial cells, which support nerve cells in the brain. It is the most common and severe form of primary malignant brain tumor in adults. Glioblastoma tends to grow rapidly and invade nearby brain tissue, making it difficult to treat. Despite advances in therapy, it remains a serious …

Gaucher disease is a rare inherited metabolic disorder in which certain fatty substances build up in organs due to the lack of an enzyme needed to break them down. This buildup mainly affects the spleen, liver, and bone marrow, leading to a wide range of symptoms. Gaucher disease is a genetic condition passed down through families and varies in severity …

Gastrointestinal Stromal Tumor, commonly known as GIST, is a rare type of tumor that develops in the digestive tract, most often in the stomach or small intestine. It arises from specialized nerve cells in the gastrointestinal tract wall called interstitial cells of Cajal, which help regulate digestion. GISTs can range from slow-growing, nonaggressive tumors to fast-growing cancers that spread to …

Gastrointestinal bleeding refers to any form of bleeding that occurs within the digestive tract, which includes the esophagus, stomach, small intestine, large intestine, rectum, and anus. The condition can range from mild and slow blood loss to severe, life-threatening hemorrhage. Gastrointestinal bleeding is a symptom rather than a disease and usually indicates an underlying digestive disorder that requires medical evaluation. …

Gastroesophageal Reflux Disease, commonly known as GERD, is a chronic digestive condition in which stomach acid or bile frequently flows back into the esophagus. This backflow, called acid reflux, irritates the lining of the esophagus and can lead to persistent symptoms and complications over time. GERD is more than occasional heartburn and often requires long-term management to prevent damage to …

Viral gastroenteritis, commonly known as the stomach flu, is an infection of the stomach and intestines caused by viruses. It leads to inflammation of the gastrointestinal tract, resulting in diarrhea, vomiting, and abdominal discomfort. The condition is highly contagious and can spread through contaminated food, water, surfaces, or close contact with an infected person. Although viral gastroenteritis can affect people …

Gastritis is a condition characterized by inflammation of the stomach lining. It can occur suddenly as acute gastritis or develop gradually as chronic gastritis. The condition may be mild or severe and can affect digestion by interfering with the stomach’s protective lining. Gastritis is common and can often be managed effectively when the underlying cause is identified and treated early. …

Gas and gas pains are common digestive issues caused by the buildup of air or gas in the gastrointestinal tract. Gas forms when swallowed air accumulates or when intestinal bacteria break down certain foods during digestion. While passing gas is a normal bodily function, excessive gas or trapped gas can lead to discomfort and pain, affecting daily activities and overall …