If you have been advised to go on a low-calorie diet, you may be scratching your head trying to understand exactly what it entails. Since there is no true definition of the term “low-calorie diet,” ...

When you’re on a weight loss journey, there’s a common misconception that a 1,200-calorie diet is the “correct” amount you need to shed those few extra pounds. But here’s the thing: This isn’t ...

I used to think 1200 calories sounded totally doable. I mean, how hard could it be? Turns out, I had no idea what I was signing up for. Given that the average woman requires approximately 2,100 ...

Calories can be confusing — but they don't have to be. From consuming them to burning them, we got expert answers to your most-searched questions about calories and what they mean for our weight and ...

Nobody likes to diet but in the pursuit of losing a few pounds, eating in a calorie deficit is a tried-and-true way to get the job done. Research shows that a person's risk of obesity is determined by ...

Look, I used to think a 1900 calorie meal plan was just about hitting some magic number on my tracking app. But after years of fighting my body with restrictive diets and wondering why I always felt ...

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. If you want to start ...

You've probably grabbed a smoothie, a latte, or a glass of juice and thought nothing of it. Not a "meal," not really eating.

While calorie counting is important for weight loss, peanut butter can definitely fit into a healthy diet when consumed in ...