I would say that the answer is cardiovascular disease as vascular is in the same topic with the lubgs
When they start falling behind in school, when they start to fade.
Answer:
Central sleep apnea occurs because your brain doesn't send proper signals to the muscles that control your breathing. This condition is different from obstructive sleep apnea, in which you can't breathe normally because of upper airway obstruction. Central sleep apnea is less common than obstructive sleep apnea.
Explanation: