Body Mass Index (BMI) is widely used as an indicator of body fat content. Your weight alone is not sufficient to establish if you are in a healthy weight range. For example, a tall but slender person ...

When you add, subtract, multiply or divide mass in grams and kilograms, sometimes you need to convert the measurements so that they are in the same unit. To convert from kilograms to grams you ...

A healthy body fat percentage is between 14% and 31% for women and 10% to 25% for men. However, these are just averages and every body is different.

Your weight changes on other planets and moons due to different gravitational pulls. Weight is how much gravity pulls on you; mass (amount of matter) stays the same. Newton's Law of Gravitation ...

The terms weight and mass are often used incorrectly. Phrases like ‘a bag of sugar weighs 1 kg’ are not scientifically correct. This means that a 1 kg mass would be attracted to Earth by a force of 10 ...