BMI Calculator

Get My BMI and Ideal Weight

Calculating your BMI is a good way of finding out your healthy weight in relation to your height. From the result, you will be able to understand what your weight loss goal should be.

Simply fill in your height and weight below and calculate.

Your Weight: * (kgs)

Your Height: * (cms)
 > Would you prefer imperial?

Sex: * FemaleMale

Which of the following best describes your current work situation? *
I am employed full time
I work part time at a desk job
I work part time at an active job
I spend all of my time at home

More details *
I sit in front of a desk most of the day
My job is partly desk work, partly on my feet
At work I'm on my feet all day

How would you describe your general exercise / activity level?: *
I rarely walk
On average I stroll gently for less than 30 mins a day
On average I walk briskly for less than 30 mins a day
On average I stroll for more than 30 mins a day
On average I walk briskly for more than 30 mins a day

What formal exercise do you take part in (i.e. visiting a gym or participating in sport)?: *
I do no formal gym or sport activity
I attend the gym or take part in a formal sport 1-3 times a week
I attend the gym or take part in a formal sport 4-7 times a week

I am vegetarian:

I prefer: *
Cooking from scratch
Easy to prepare meals

I prefer: *
sweet foods
savoury foods

If you choose to register to a Slim.Fast plan, you’ll be able to save your BMI in ‘My Slimming Tools’ – a section of your personal profile page which helps you track and monitor your slimming progress. You’ll also be able to keep a record of other personalised information and use a range of other free tools to help you reach your goal.