My Beloved Mafia
"Actually, those aren't the only two possibilities, Rose. You suddenly fainting in front of your mother's room, that could also mean many things. There are several factors that can increase the risk of fainting. From hot temperatures, sudden pain, dehydration, strenuous exercise, sneezing, to rising suddenly from sitting, also known as postural tachycardia syndrome."
"Taki-what, Doctor?"
"Postural tachycardia. Fainting is also caused by lack of oxygen to our brain." Williams explained very slowly.
And unconsciously, the tense and panicked expression that appeared on Rose's face slowly faded away. She looked calmer than before. The woman listened to Williams' explanation well apparently.