Weight loss happens in a calorie deficit, where a person burns more calories than they consume. Calorie counting is not an exact science, but can be a useful educational tool. Avoid common mistakes ...

Many people assume that logging every snack, meal, and drink guarantees weight loss. It feels like a logical system: track what you eat, stay under a target, and the pounds should melt away. But ...

Calorie tracking has become a familiar routine for many Americans, especially as weight, energy, or health shift as you get older. Maybe you’ve opened your tracking app more times than you’d like to ...

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 ...

Calorie tracking apps are almost as ubiquitous today as smartphones. For people who want to lose weight, these apps (whether free or paid) are almost always being marketed as "effective" weight loss ...

For decades, calorie tracking has lived under a cloud of stigma. It was seen as a practice reserved for obsessive gym-goers, rigid dieters, or people struggling with eating disorders. The very idea of ...

Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make the most of it. This includes writing about consumer AI products and their real-world impact, from ...