Medical conditions
- Asthma
- Cerebral palsy
- Cleft lip/palate
- Congenital heart disease
- Crohn's disease/irritable bowel syndrome (IBS)
- Cystic fibrosis
- Diabetes
- Down syndrome
- Epilepsy
- Fragile X syndrome
- Joubert syndrome
- Juvenile rheumatoid arthritis
- Klinefelter syndrome
- Muscular dystrophy
- Phenylketonuria (PKU)
- Prader-Willi syndrome
- Reye's syndrome
- Rett syndrome
- Spina bifida
- Tourette syndrome
- Tuberous sclerosis
- Williams syndrome