NEJM This Week — August 14, 2025

Featuring articles on overweight, obesity and diabetes; lactated Ringer’s solution versus normal saline; and spinal muscular atrophy; a review article on metabolic dysfunction–associated steatotic liver disease; a case report of a woman with respiratory failure and abnormal chest imaging; and Perspectives on dismantling public health infrastructure, on progress lost, on private law in American health care, and on the serendipitous dance between life and death.