Which exercise burns the most calories?

Whether you’re burning them or consuming them, most people are aware of calories and their role in weight management nowadays, but have you ever wondered which exercise burns the most calories?

Could a sweaty session on one of the best treadmills (opens in new tab) be the answer, or hitting the best yoga mats (opens in new tab) for an intense HIIT workout?  

https://www.livescience.com/which-exercise-burns-the-most-calories