They are immortal unless killed by special methods, immune to most diseases, and cannot be photographed.

Blood tests may be able to identify an allergy or underlying immune disease.

"But this is an interesting concept because it is holistic across the other immune diseases."

You may be suffering from melasma, or perhaps an underlying hormonal or immune disease.

Recent high profile breakthroughs include successful gene therapy for immune diseases.

Plague's immune system made her essentially immune to all known diseases.

Keep in mind: * He suffered from a non-cancer immune disease.

Find out more about this immune disease and how to get clearer skin.

It can be caused by exposure to chemicals, drugs, radiation, infection, immune disease, and heredity; in about half the cases, the cause is unknown.

He is immune to most diseases and possesses extremely quick reflexes.