You’re at the gym every week smashing your New Year’s resolutions already, but maybe you’re looking for something different. Something a little simpler than lifting weights and running hard. Enter LISS! What is LISS? Low-Intensity Steady State (LISS) cardio is a form of aerobic exercise where you maintain a consistent, low-to-moderate effort for an extended period. Unlike the high-intensity bursts of HIIT, LISS keeps your heart rate within 50–65% of your maximum. This guide