Lauren Calandrilla talks to ciLiving host, Jaclyn Friedlander about High Fitness. Get ready to move, sweat, and smile with ...

Hold the kettlebell in a goblet position. Stand hip-width apart, lifting one heel so you’re supported on the toes. Brace your ...

Place one foot on a bench behind you, keep your front foot flat, and lower your back knee toward the floor while keeping your chest upright. Hold a dumbbell in each hand, feet shoulder-width apart, ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts are so efficient because they alternate short bursts of very intense ...

Which Is the Best: High Intensity or Low? If you've ever tried getting into a workout routine, chances are you've heard the terms high intensity and low intensity thrown around a lot. One sounds like ...

In 1996, Dr. Izumi Tabata published a groundbreaking study on high-intensity interval training, or HIIT, and its effects on aerobic (VO₂ max) and anaerobic capacity in young, physically active men ...

Low-intensity exercise is thought to be better for keeping this “stress hormone” in check. But scientists say cortisol plays a crucial role in fueling your workout. Often called the “stress hormone,” ...