- October 23, 2026
【The Latest Intermittent Fasting Research】Does 16-Hour Fasting Lower Blood Sugar? Why It Can Rise and How to Prevent Blood Sugar Spikes
16-hour fasting is thought to give insulin a rest during your fasting hours and help improve blood sugar. This article explains in plain language how blood sugar changes, what research has revealed, why blood sugar can rise during a fast, how to prevent blood sugar spikes, and precautions for people with diabetes.