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What is a kilojoule?

Energy in food is measured in kilojoules or calories. 1 calorie = 4.2 kilojoules.

FAQ Frequently asked questions

What is a healthy weight?

A healthy weight is one that is associated with a low risk of health problems. It will vary from person to person.

Why is being a healthy weight important?

Carrying too much weight (being overweight or obese) or carrying too little (being underweight) can increase your risk of a range of serious health problems. In general, the more extra weight a person carries (particularly if obese), the greater the …

How much physical activity do I need to do?

The Australian Physical Activity Guidelines for people aged 18-64 recommend: 150 to 300 minutes a week of moderately vigorous physical activity (exercise that requires effort, but is not so hard that you cannot talk, such as brisk walking); …

How does sitting affect my health?

Spending a lot of time sitting down has been associated with an increased risk of developing health problems such as type 2 diabetes. It also means that your body uses less energy, because major muscle groups, such as those in your legs, are not needing …

Is being underweight a problem for my health?

Being underweight can also increase the risk of health problems. Because the body may not be receiving all the nutrients it needs, underweight people can be at an increased risk of: developing some infectious diseases (because the immune system …

What is a healthy BMI?

A healthy BMI range is between 18.5 and 25. Your BMI is calculated by dividing your weight (in kilograms) by your height (in meters) squared.

Is it important to exercise if I am already a healthy weight?

Exercising or being physically active offers many health benefits, no matter what weight you are. Fitting in at least 150 to 300 minutes a week of moderately vigorous exercise (such as brisk walking) is recommended. …

It is important to eat a healthy diet if I am already a healthy weight?

Eating a healthy, balanced diet, consisting of a range of nutritious foods is important for your health, no matter what weight you are. This includes eating plenty of vegetables and fruit and limiting foods high in …

Does what I drink affect my weight?

Drinks also contribute to energy intake. While water has no energy, soft drinks, fruit juices and alcoholic beverages are all high in energy. For many people struggling to control their weight, cutting down on soft drinks, alcohol and fruit juices can be …

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About this article

Author: Kellie Heywood
First answered: 14 Oct 2014
Last reviewed: 17 Oct 2018
Rating: 4.3 out of 5
Votes: 358 (Click smiley face below to rate)
Category: Weight loss

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