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. Tracking what you eat ...

Calorie counting apps are a blessing in this day and age. We use these apps to track our calorie intake at each meal and count our calories to reach our goals to achieve our desired body goals. These ...

Tracking calories on Android used to mean typing every meal into a clunky database. In 2026, the best calorie counting apps for Android use AI photo recognition, voice logging, and barcode scanning to ...

Let’s face facts, sticking to a nutritious diet–whether it’s to manage weight or just to be healthier–isn’t easy. The one thing that all experts agree can be a big help is to write down what you eat ...

If your New Year's resolution is to get fit, you have a good tool strapped to your wrist. Here's how to put Apple Health's calorie burn metrics to good use. When commencing a fitness program that ...

A calorie deficit happens when you burn more calories than you eat, and a 300–500 daily deficit may support steady, sustainable weight loss. Estimate your maintenance calories using a calorie ...

What Is a Calorie Deficit? Calories are a measure of the amount of energy in food. All of the cells in your body require energy in order to work properly, just like a car needs fuel. They get that ...

One of my goals is to lose the belly fat I've accumulated and get myself back into shape. This has been an ongoing battle, I make a change in diet but I never exercised and my weight would fluctuate ...