“Treatments for discoid lupus erythematosus often focus on addressing skin symptoms over known systemic complications, such ...

Neuromyelitis optica (NMO) is a rare autoimmune disease that affects the central nervous system. It's also called neuromyelitis optica spectrum disorder (NMOSD) or Devic's disease. NMO specifically ...

What are skin pigment disorders? Skin color is determined by a pigment (melanin) made by specialized cells in the skin (melanocytes). The amount and type of melanin determines a person's skin color.

A venomous snakebite injects venom, a poison (toxic) into the victim’s body. The bite can cause injury. In rare cases, it can be fatal. According to the CDC, about 8,000 snakebites happen in the U.S.

While parents are busy preparing for summer vacations and pool days, it’s important to also plan for how you will keep your ...

Everybody needs some sun exposure to produce vitamin D (which helps calcium absorption for stronger and healthier bones). But unprotected exposure to the sun's ultraviolet (UV) rays can cause damage ...

Medical investigators, physicians, virologists and epidemiologists from Johns Hopkins are available to discuss the latest hantavirus developments, viral containment strategies, global surveillance ...

A new @HopkinsMedicine study of mice reveals that epigenetic marks can be inherited in ways that break the century-long ...

As ticks and mosquitoes return with a vengeance this spring, scientists at Johns Hopkins Medicine are continuing to research ...

Portal hypertension is elevated pressure in your portal venous system. The portal vein is a major vein that leads to the liver. The most common cause of portal hypertension is cirrhosis (scarring) of ...

The Johns Hopkins Sleep Disorders Center (JHSDC) has a rich history, and is among the first accredited sleep laboratories in the United States. The center is made up of a multi-disciplinary team of ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...