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In most cases, fainting is not a sign of a dangerous problem, but should still be discussed with a doctor.
A fever itself is a symptom, causes no harm, and is often the body's way of fighting infections.
In factor IX deficiency (hemophilia B), the body doesn't make enough factor IX (factor 9), one of the substances the body needs to form a clot.
In factor VIII deficiency (hemophilia A), the body doesn't make enough factor VIII (factor 8), one of the substances the body needs to form a clot.
Failure to thrive refers to a child's inability to gain weight and grow as expected for kids of the same age and gender. Most diagnoses are made in the first few years of life.
Febrile seizures are convulsions that can happen during a fever (febrile means "feverish").
Some babies refuse to eat or don't eat enough. Others have problems digesting food. Learn more about common feeding problems here.
Flat foot is a condition in which the arches on the inside of a person's foot have less curve to them or are flat, so that the entire sole of the foot rests on the ground when the person is standing.
It may seem embarrassing to talk about, but intestinal gas and the sounds and smells it causes are common and usually totally normal. Learn more here.