This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You’ve heard the saying “calories in versus calories out” when it comes to weight loss. This is referring to a calorie deficit. But ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’re on a weight loss journey while also trying to gain muscle, you may be wondering if you can ...

Fact checked by Nick Blackmer High-intensity interval training (HIIT) increases calorie burn in less time to burn belly ...

Follow a high-protein diet to burn more calories, as protein takes more energy to digest. To lose weight, decrease calorie intake and increase activity to create a calorie deficit. Calories are a ...

The weight loss landscape in 2026 isn’t about revolutionary new discoveries—it’s about finally applying what decades of research have consistently proven. The ...

You’ve been eating less for months, maybe even years, convinced that creating a calorie deficit is the key to lasting weight loss. But your body has been quietly fighting back, slowing your metabolism ...

The battle between intermittent fasting and traditional calorie counting has been ongoing in the weight loss world for years. Now, groundbreaking research published in the Annals of Internal Medicine ...

Lauren O’Connor, MS, RDN, is a health and lifestyle writer and five-time cookbook author based in Los Angeles. She is a registered dietitian with over 15 years of experience in the field, specializing ...

A calorie deficit refers to when a person consumes fewer calories than their body uses through physical activity and basic bodily functions. Keeping within a calorie deficit can help people lose ...

As the calendar turns, many people start thinking less about reinvention and more about momentum. A new year is a clean slate ...

A nutrition expert reveals the key miscalculation keeping you from meeting your weight loss goals. Africa Studio - stock.adobe.com Are fasting, calorie counting and deprivation slowing your metabolism ...