Meningitis is inflammation of the brain and spinal cord membranes, usually caused by an infection. Learn about symptoms and treatment.
HIV is a retrovirus that impairs the immune system and causes AIDS. Learn about symptoms and treatment.
A respiratory infection that mainly affects children and causes a barking cough, hoarseness, and breathing difficulties.
Also known as a middle ear infection, otitis media is a common condition characterized by inflammation of the middle ear due to infection.
Sexually transmitted infections are caused by bacteria, viruses, and parasites that can spread through sexual contact.