Michael Easter gets this question all the time. Here, he breaks down the formula he uses and why this number has been historically hard to calculate.

Ready to boost your well-being and torch those extra calories? If you're looking to maximize your workouts and see visible ...

Your body may offset exercise by trimming energy use in other areas, limiting how many extra calories you burn.

Think carefully before running or cycling in the heat of the day If you’re tired of spending hours on the treadmill with minimal results, it’s time to discover the exercises that deliver maximum ...

In the digital age, we’re obsessed with the idea of efficiency and terrified of being inefficient, and we often take that mindset outside the workplace. Case in point? Spend a little time on ...

When trying to lose weight, many people default to long bouts of cardio exercise. While cardio does help burn calories that can aid in weight loss, a cardio-heavy fitness routine is actually not the ...

Back in 2012, an evolutionary anthropologist named Herman Pontzer published some baffling data from his time among the Hadza, a group of hunter-gatherers in Tanzania. Using a sophisticated technique ...

Experts break down why working out isn’t the best way to burn calories.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. One of the benefits of ...

Being on a calorie deficit diet can be quiet demanding due to the constant hunger and as a result most people give up soon. Raj Ganpath shares a simple hack.