Duchenne muscular dystrophy (DMD) is a severe, progressive X-linked neuromuscular disorder caused by mutations in the dystrophin gene. The resulting absence or severe deficiency of dystrophin protein...

Diabetes mellitus is a chronic metabolic disorder characterized by elevated blood glucose levels resulting from insufficient insulin production, insulin resistance, or both. Over time, sustained...

Celiac disease is a serious autoimmune disorder in which the ingestion of gluten—a protein found in wheat, barley, and rye—triggers an immune response that damages the small intestine. This damage...

Cardiopulmonary resuscitation (CPR) is one of the most valuable skills a person can acquire. When someone’s heart stops or they stop breathing, immediate high-quality CPR can double or triple their...

Yes, humans can contract a form of mad cow disease, known as variant Creutzfeldt-Jakob disease (vCJD), primarily through consumption of contaminated beef products.** This rare but invariably fatal...

Hammer toes represent one of the most common lesser-toe deformities, characterized by an abnormal flexion contracture at the proximal interphalangeal (PIP) joint that causes the toe to bend downward...

Corns are small, thickened areas of skin that form as a protective response to repeated pressure or friction. Unlike broader calluses, corns are typically more localized, often featuring a hard...

Cracked heels, medically known as heel fissures, occur when the skin on the heels becomes dry, thickened, and loses elasticity, leading to splits that can range from superficial lines to deep, painful...

Foot orthotics—custom or over-the-counter shoe inserts designed to support, align, and cushion the feet—are among the most common non-surgical tools for managing lower-body discomfort. They are not a...

Corns on the toes are thickened, hardened areas of skin that form as a protective response to repeated pressure or friction. They commonly appear on the tops of toes, the sides of the little toe, or...

Chilblains, also known as pernio or perniosis, are a common yet uncomfortable inflammatory response of the skin to cold and damp conditions. They most frequently affect the extremities, particularly...

Finding out you might have a meniscus tear throws a wrench in your day-to-day routine. Whether you felt a sharp pop pivoting on the court, twisted your knee stepping off a curb, or woke up with a...

Congenital vertical talus (CVT), also known as congenital convex pes valgus or rocker-bottom foot, is a rare rigid foot deformity present at birth. It occurs in approximately 1 in 10,000 live births...

Corns are localized areas of thickened, hardened skin that form as a natural protective response to repeated friction or pressure. On the feet, they most often appear on the tops or sides of the toes...

Clubfoot, or congenital talipes equinovarus, is one of the most common congenital musculoskeletal deformities, affecting approximately 1 in 800 to 1,000 live births worldwide. The condition involves...