Being overweight or underweightt is associated with a risk of weight-related diseases and health issues. To reduce these risks ahealthy weight guidelinehas been developed that vary for each person and depend on factors such as age, sex, genetics, body frame, existing medical history and lifestyle habits. Body mass index (BMI) is a measure of whether you're a healthy weight for your height. Although it does not measure body fat or body composition directly, research has shown BMI to be associate closely with other methods that directly measure body fat. To see if you have a healthy weight you can use a measurement called your body mass index, or BMI. This is calculated as follows:
Your weight in kilograms (kg) divided by your height in metres (m) squared
A BMI between 18.5 and 25 is defined as healthy.
A BMI of over 25 is defined as overweight.
A BMI of over 30 is defined as obese.
If you have any questions about your BMI, talk to a health professional like your GP, pharmacist or a dietitian.
There are many reasons for weight gain including certain medications, pregnancy and stress.However,the main factors that can contribute to excess weight gain are: eating patterns, physical activity levels, and sleep routines. It is beneficial to keep a steady weight as much as possible and control excessive weight gain over time, which is strongly associated with health risks.
Overweight and obesity can have serious health concern that increases the risk of many other health conditions and strongly influence your chances of developing the following diseases and conditions:
That is why is important to maintaining a healthy weight.
Studies has shown a modest weight loss of 5%-10% of your current body weight is likely to produce several health benefits, it can reduce your risk of heart disease, stroke, type 2 diabetes and some cancers. It can also reduce the risk of:
Practical weight loss should be seen as an overall lifestyle change which involves eating a healthy balanced diet and doing plenty of physical activity.
Here are some tips to increase your physical activity:
The NHS has a free online 12-week weight-loss plan, which includes lots of handy tips, a weight-loss forum and email support. Find out more on the NHS website.