noun
orthostatic intolerance; orthostatic dysregulation
Medical term for a condition where standing up causes symptoms like dizziness, fatigue, or fainting due to poor blood pressure regulation. Often discussed in the context of school-aged children.
起立性調節障害の子どもは、朝起きるのがつらいことが多い。
Children with orthostatic intolerance often have difficulty getting up in the morning.
I was diagnosed with orthostatic dysregulation by the doctor.