Everyday Health’s weight loss calculator can help you estimate your calorie needs for weight loss. Learn more about how many calories you need and how they are estimated.

Your activity level, age, height, quality of sleep, and weight all affect the exact number of calories you need. That said, ...

The physics is simple: The more weight your knees have to bear, the higher the risk of injury. To calculate your weight in relation to your height and figure out if your body mass index (BMI) is ...

Body mass index (BMI) and waist circumference are two measurements that can help determine a healthy weight range for you. A doctor also considers your overall health and risk factors. Stepping on a ...

A healthy weight can depend on many factors, including your age, sex, muscle mass, bone mass, and lifestyle. Some measures, like body mass index (BMI), do not take all of these measures into account.

Dr Nick Fuller works for the University of Sydney and has received external funding for projects relating to the treatment of overweight and obesity. He is the author and founder of the Interval ...

Donna Christiano Campisano is a freelance writer specializing in women and children's health issues. She has written for numerous consumer publications and websites, including Parents, Woman’s Day, ...

Weight is an eternally-pressing topic, but conversations around GLP-1s and other weight loss drugs have brought it to the forefront even more. Body mass index (BMI) is the tool doctors use to ...