In the crowded uncertainty of an emergency department, where a patient's fate may hinge on a decision made before the full truth is known, researchers have found that a simple score derived from routine vital signs may offer clinicians a more reliable compass. A study of nearly 100,000 patients across nine American hospitals suggests that the NEWS2 scoring system can distinguish those who will benefit from immediate antibiotics from those for whom waiting carries no added risk — a distinction that current guidelines, anchored to the severe threshold of septic shock, may be missing. The finding