So how does cardio burn fat? The research from over five studies suggests that cardio burns fat through calorie expenditure and is mainly excreted through gases via the lungs. The most effective way to burn fat is through a mix of high-intensity interval training (HIIT) and weight training.

Which cardio burns the most fat?

Running is the winner for most calories burned per hour. Stationary bicycling, jogging, and swimming are excellent options as well. HIIT exercises are also great for burning calories. After a HIIT workout, your body will continue to burn calories for up to 24 hours.

Does cardio burn belly fat?

Aerobic exercise (cardio) is an effective way to improve your health and burn calories. Studies also show that it's one of the most effective forms of exercise for reducing belly fat.