Browse our Health Library to learn about treatments, conditions, and how Cedars-Sinai can support your healthcare needs.
FSHD is a rare genetic muscle disease that affects the muscles of your child’s face, shoulders, upper arms, and lower legs.
Failure to thrive (FTT) is slow physical development in a baby or child. It's caused by a baby or child not having enough nutrition.
Fanconi anemia is a blood disorder. With this condition, the bone marrow doesn't make enough blood cells. Or it makes defective blood cells.
Fecal incontinence means that you are not able to hold your feces, or stool, within your rectum until you get to a toilet. There are many reasons for fecal incontinence, such as a case of diarrhea that strikes suddenly, or there are ...
Femoral anteversion is an inward twisting of the thighbone (femur). This health problem causes a child's knees and feet to turn inward. The child may have a pigeon-toed appearance.
A baby born to a mother who drinks alcohol during pregnancy can have many problems. This is called fetal alcohol spectrum disorder (FASD).
Fetal growth restriction (FGR) is a condition in which an unborn baby (fetus) is smaller than expected for the number of weeks of pregnancy (gestational age). It is often described as an estimated weight less than the 10th percentile. ...
A fever is a body temperature that is higher than normal. It usually means there is an abnormal process occurring in the body.
Fibromyalgia is a condition that causes pain in muscles and soft tissues all over the body. It is an ongoing (chronic) condition. It can affect your neck, shoulders, back, chest, hips, buttocks, arms and legs.
Fibromyalgia is a condition that causes pain in muscles and soft tissues all over the body. It is an ongoing (chronic) condition. It can affect the neck, shoulders, back, chest, hips, buttocks, arms, and legs.
Fibrous dysplasia is a chronic disorder in which an abnormal development of fibrous tissue causes bones to expand. Any bone can be affected. More than one bone can be affected at any one time, and, when multiple bones are affected, it is...
Fifth disease is a viral illness that causes a rash. It occurs most often in the winter and spring.
A burn is damage to tissues of the body caused by contact with things such as heat, radiation, or chemicals. A first-degree burn affects only the outer layer of skin (epidermis).
Flat head syndrome (deformational plagiocephaly) is when a baby’s head develops a lasting flat spot. The flat spot may be either on one side of the head or on the back of the head. This happens when a baby sleeps in the same ...
Fleas, mites, and chiggers are different kinds of small insects. They are also parasites. This means they feed off the blood, skin, or both of animals and humans. These insects are more common in the warm weather. They bite skin and ...
Flexible sigmoidoscopy is a common procedure. It is used to check the health of the lower part of the colon. It can show your doctor what’s causing problems with your bowel movements, or causing bloody stool, belly pain, or weight ...
The floor of mouth is a horseshoe-shaped area under the tongue, between the sides of the lower jawbone (the mandible). Cancer of the floor of mouth accounts for 28-35 percent of all mouth cancers. Men are diagnosed with floor of mouth ...
Folate deficiency is the lack of folic acid in the blood. Folic acid is a B vitamin needed to make normal red blood cells. Low levels can cause megaloblastic anemia.
Detailed information on folliculitis, boils, and carbuncles
Bacteria on the skin can cause an infection of one or more hair follicles. A hair follicle is the base or root of a hair.
A food allergy is when your child’s body has a bad immune reaction to a certain food. This is different than a food intolerance which does not affect the immune system. This is true even though some of the same signs may be present.
A food allergy is when your body has a bad immune reaction to a certain food. This is different than a food intolerance, which does not affect the immune system. Read on to learn more.
Food intolerance is a risk after laparoscopic adjustable gastric banding (LAGB) surgery. You may have trouble eating certain foods, such as meat, fruits, or vegetables.
Food poisoning (foodborne illness) is caused by bacteria or viruses found in food. Food poisoning symptoms often look like stomach flu (gastroenteritis). Many people with a mild case think they have stomach flu or a virus.
Keeping your blood sugar at normal levels helps prevent foot problems. These include nerve damage, poor circulation, and infection. This video shows how to do daily foot care so you can help stop these complications from developing.
A foreign body in your child’s eye is any object that isn’t supposed to be there. The foreign object may be in the conjunctiva. This is a thin membrane that covers the white of the eye. Or it may be in the cornea. This is the clear, ...
The fourth cranial nerve controls the actions of one of the external eye muscles. It can be damaged by disease or injury. The condition usually affects only one eye.
In most cases, a broken kneecap is caused by a direct blow to the front of the knee from a car accident, sports or a fall onto concrete. Two types of surgery may be done to repair a fractured kneecap. Once your kneecap has healed, making...
A fracture is a partial or complete break in the bone. Read on for details about causes, symptoms, and treatment.
A fracture is a partial or complete break in the bone. When a fracture happens, it is classified as either open or closed.