Conditions list medically reviewed by George Krucik, MD, MBA
Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.
Learn about what causes allergies, the different types of allergies, and how they're treated.
MRSA is an infection caused by a type of staph bacteria that's resistant to many different antibiotics. Learn about its symptoms, causes, and treatment.
Fifth disease is common in children. It causes a red rash on the arms, legs, and cheeks, and a virus called parvovirus B19 causes it.
Are your cold symptoms lasting longer than a week? Do you have walking pneumonia? Learn how to treat and prevent this condition.
Measles is a very contagious infection of the respiratory system. One of its several symptoms is a sore or swollen throat.
Also known as varicella, chickenpox is a virus that often affects children. It is characterized by itchy red blisters that appear all over the body.
Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).
Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.
Histoplasmosis is a type of lung infection. It is caused by inhaling fungal spores. Spores are found in soil and in the droppings of bats and birds.
Severe acute respiratory syndrome (SARS) is a serious form of viral pneumonia. The virus that causes SARS was first identified in 2003.
Weil's disease is a severe form of the bacterial infection leptospirosis. Learn how to lower your risk of getting this potentially life-threatening illness.
A transfusion reaction is when your body has an adverse response to a blood transfusion. Learn how transfusion reactions occur and how to minimize your risk.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.