Counting Isn’t the Same as Measuring: A Plain-Language Look at Sleep Apnea and the Heart

Becky O'GuinFeatured News

From the 2026 Summer Journal of the Colorado Dental Association, By Peter A. McIntyre, D.D.S. Imagine two people who both stop breathing the same number of times each night. On paper, a sleep test gives them the same score, the apnea-hypopnea index (AHI). The AHI is the number of times per hour that breathing pauses or grows very shallow. For …