Browse our Health Library to learn about treatments, conditions, and how Cedars-Sinai can support your healthcare needs.
Ringworm is a type of skin infection cause by a fungus. It looks like a red skin rash that forms a ring around normal-looking skin. Ringworm can be of several types.
Anemia is when your blood has lower levels of red blood cells, or your red blood cells don't have enough of the protein hemoglobin. Hemoglobin carries oxygen, which is sent around the body through blood. Anemia may occur after ...
Rocky Mountain spotted fever (RMSF) is a bacterial infection. It’s spread by the bite of an infected tick.
Rocky Mountain spotted fever (RMSF) is an infection caused by the bite of an infected tick.
Detailed information on the most common types of rosacea, including prerosacea, vascular rosacea, inflammatory rosacea, and rhinophyma
Roseola is a contagious viral illness. It causes a high fever and then a rash that develops as the fever goes away.
Your rotator cuff is one of the most important parts of your shoulder. Read on to learn details about rotator cuff injury, from symptoms and diagnosis to treatment.
The tendons of four muscles in the upper arm form the rotator cuff, blending together to help stabilize the shoulder. The rotator cuff tendons allow you to raise and rotate your arm. This video discusses what happens when these tendons ...
Rotavirus is a contagious virus that causes nausea and diarrhea. It is the leading cause of severe infectious diarrhea in children.
Roundworm infection is a type of parasitic illness. This is an illness in which an organism lives inside the body of another creature. The worms live and grow inside the body and may cause symptoms.
Rubella is sometimes called German measles. It is a viral infection. It usually causes a mild illness in children. Adults have a slightly more severe illness.
Rubella is a viral illness that causes a mild fever and a skin rash. It is also called German measles, but is not caused by the same virus that causes measles (rubeola).
Rumination syndrome causes an automatic regurgitation of recently eaten food. Here's what you need to know about this disorder.
Runner's knee means that you have dull pain around the front of the knee (patella). This is where the knee connects with the lower end of the thighbone (femur).