Meningitis is inflammation of the brain and spinal cord membranes, usually caused by an infection. Learn about symptoms and treatment.
Sexually transmitted infections are caused by bacteria, viruses, and parasites that can spread through sexual contact.
A common bacterial infection of the skin that causes pain, redness, and swelling.
Meningiomas are tumors commonly found in the membranes surrounding the brain and the spinal cord. Learn about symptoms and treatment.
Tonsillitis is an infection of the tonsils that causes them to swell, making it hard to swallow and leaving the lymph nodes in the neck sore.
Herpes is a sexually transmitted infection that can cause genital pain and sores. Learn about symptoms and treatment.
Most microbes in and around our bodies are harmless, but some evolve to become deadly threats to individual and public health.
Pemphigus and pemphigoid are two rare autoimmune blistering disorders that are not contagious. Learn about symptoms and treatment.
Syphilis is bacterial infection most often transmitted through sexual contact. The disease progresses through several stages, each characterized by its own set of symptoms.
Because infants are vulnerable to infection with their still-developing immune systems, fevers during the first months of life are taken seriously.