The NHS said men require 2,500 calories daily to maintain their weight, while women require 2,000 calories.
In order to prevent obesity – and the health risks associated with it – you need to be a “healthy weight”.
The Body Mass Index (BMI calculator) can give you a rough idea if you need to lose, put on, or maintain your weight.
Another useful way to see if you could do with limiting your calorie consumption and increasing your exercise regime is to measure your waistline.