A genetic condition caused by an extra chromosome 21, characterized by physical growth delays and intellectual disability; also known as [[蒙古症|蒙古症|meng3 gu3 zheng4]]

Tourette syndrome; a neurological disorder characterized by repetitive, involuntary movements and vocalizations

polycystic ovary syndrome (PCOS)

sudden infant death syndrome (SIDS); crib death

adverse health effects linked to time spent in a specific building, often due to poor air quality or ventilation

a progressive degenerative disorder of the central nervous system that affects movement and coordination

trisomy 21, a genetic disorder caused by the presence of all or part of a third copy of chromosome 21

a behavioral addiction involving excessive or poorly controlled preoccupations, urges, or behaviors regarding computer use and internet access

A disorder of the inner ear that causes episodes in which you feel as if you are spinning, and you have fluctuating hearing loss with a progressive, ultimately permanent loss of hearing; also known as Meniere's syndrome.

severe acute respiratory syndrome; SARS

a progressive nervous system disorder that affects movement, characterized by tremors, stiffness, and impaired balance