Term used to describe babies who are born before 37 weeks’ gestation (more than three weeks before the due date).

A developmental disability that causes differences in a person’s social interactions and communication.

A disease or condition that will eventually cause death.

Disability that is present at birth or emerges during childhood, up to age 22, and restricts physical and/or mental ability.

A mental health disorder that causes a person to swing from periods of deep depression (a depressive episode) to periods of extreme activity (a manic episode).

A developmental disability caused by brain damage while in the uterus or during birth; can cause both physical and mental disabilities.

The stage at which a young person develops secondary sex characteristics.

A persistent false belief.

A highly contagious, viral illness that was once very common among children; the varicella-zoster vaccine has greatly reduced the number of cases of this illnes

A mental health disorder caused by experiencing or witnessing a traumatic event or series of events.

Something that causes stress.

A type of depressive disorder that causes pain, fatigue, apathy, sadness, irritability, anxiety, sleeplessness, and loss of appetite, as well as other symptoms;

In relation to an illness, long-term or long-lasting, requiring ongoing management of symptoms.