Elizabeth had caught the scarlet fever; her illness was severe, and she was in the greatest danger. During her illness many arguments had been urged to persuade my mother to refrain from attending upon her. She had at first yielded to our entreaties, but when she heard that the life of her favourite was menaced, she could no longer control her anxiety. She attended her sickbed; her watchful attentions triumphed over the malignity of the distemper—Elizabeth was saved, but the consequences of this imprudence were fatal to her preserver. On the third day my mother sickened
Why were they keeping the mother from helping the daughter? Is this a contagious disease or I missed something else?