This online Clinics series provides evidence-based answers to clinical questions the practicing hospitalist faces daily. This issue, edited by Dr. Anthony Breu, includes the following articles: Superventricular tachycardias (SVT); Obstructive sleep apnea (OSA); Use of culture data in the hospital; Potassium disorders; Constipation; Syncope, Presyncope, and Falls; Bridging Anticoagulation Therapy; Role for Ethics Consultation; Inpatient Diets; Understanding medical literature; and New Therapies in Hospital Medicine.