Keith Ayoob answers the question: 'What are Calories, Why Do They Matter?' February 1, 2009 -- Question: What is a calorie and why is it important to know how many calories there are in certain foods?

Knowing the calorie content of foods does not help people understand which foods are healthier, according to a study I recently co-authored in the Journal of Retailing. When study participants ...

In the past, we’ve been sold the idea that weight loss is as simple as a math equation: If you eat fewer calories than you burn, you'll lose weight. This concept is the foundation of the CICO diet, ...

The article’s first author Dr. David Ludwig, told Medical News Today, “If the CIM is right, then the conventional approach to weight loss, the low-calorie diet, is likely to fail for most people over ...

For some, tracking every single calorie when trying to lose weight might not be the best option. Instead, tracking macronutrients might be the better solution. Sometimes there are options like healthy ...

Look, I used to think I had protein figured out. Eat chicken, drink a shake, hit my numbers – done, right? But after months of feeling tired and not seeing the results I wanted, I started digging ...

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 ...