Small vessel disease is a condition that affects the small blood vessels in the body, most commonly those in the brain. It interferes with normal blood flow and can lead to damage of brain tissue over time. Small vessel disease is a common cause of stroke, cognitive decline, and problems with walking and balance, especially in older adults. The condition …

Coronary artery disease is a common heart condition in which the coronary arteries that supply blood to the heart muscle become narrowed or blocked due to the buildup of fatty deposits, known as plaque. This process, called atherosclerosis, reduces blood flow to the heart and can lead to chest pain, shortness of breath, or heart attacks. Coronary artery disease develops …

Functional neurologic disorder, also known as conversion disorder, is a condition in which people experience neurological symptoms that cannot be explained by structural damage or disease of the nervous system. The symptoms are real and can cause significant distress or impairment, even though standard neurological tests may appear normal. Functional neurologic disorder affects how the brain sends and receives signals …

Contact dermatitis is an inflammatory skin condition that occurs when the skin comes into direct contact with a substance that causes irritation or triggers an allergic reaction. It is not contagious and can affect people of all ages. Contact dermatitis is commonly classified into irritant contact dermatitis and allergic contact dermatitis, depending on the underlying cause. Symptoms Symptoms of contact …

Constipation in children is a common digestive problem in which a child has infrequent bowel movements, hard stools, or difficulty passing stools. It can occur at any age, from infancy through adolescence, and is often temporary. In many cases, childhood constipation is related to diet, toilet habits, or routine changes rather than a serious medical condition. Symptoms Symptoms of constipation …

Constipation is a common digestive condition characterized by infrequent bowel movements, difficulty passing stools, or hard and dry stools. It can occur at any age and may be temporary or chronic. Constipation often results from dietary habits, lifestyle factors, or underlying medical conditions and can significantly affect comfort and quality of life. Symptoms Symptoms of constipation vary in severity and …

Pink eye is inflammation of the conjunctiva, a clear membrane layer that covers parts of your eyes and the inside of your eyelids. This condition is extremely common, partly because it happens for so many different reasons. Many of those reasons are also common. Pink eye can be acute (short-term), meaning it lasts under four weeks. Or it can be chronic (long-term), meaning it lasts …

Conjoined twins are a rare congenital condition in which identical twins are physically connected to each other at birth. This occurs when a single fertilized egg only partially separates during early embryonic development. Conjoined twins are always identical and share some body structures or organs, with the extent of connection varying widely. The condition is rare and presents complex medical, …

Heart failure is a chronic condition in which the heart is unable to pump blood efficiently enough to meet the body’s needs. This does not mean the heart has stopped working, but rather that it is weaker or stiffer than normal and cannot function properly. As a result, blood and fluids may back up in the lungs, legs, abdomen, and …

Craniosynostosis is a condition in which one or more of the fibrous joints between an infant’s skull bones, called sutures, close too early. Because an infant’s skull needs to expand to allow normal brain growth, premature suture fusion can lead to abnormal head shape and, in some cases, increased pressure inside the skull. Craniosynostosis may occur as an isolated condition …