Tools
Small habits can make a big difference to how you feel, but it isn’t always obvious where to start or how much is enough. These simple calculators are here to take the guesswork out of everyday health decisions. Each one is based on published research, and each turns the findings into practical guidance that fits your own age or daily conditions.
There’s nothing to sign up for. Just adjust the sliders and get a personalised answer in seconds. These tools are for general education and aren’t a substitute for medical advice, so check with a healthcare professional if you have a health condition or any concerns. More tools will be added over time.
Not sure how much sun is right for you today? Choose your skin type, set the UV index, temperature and time of day, and get a personalised recommendation in seconds, with clear guidance on when to enjoy the sun and when to cover up.
Walking at the right intensity may help your memory. Enter your age to find your heart rate zones, then follow a 40-minute walk plan built around them, whether you’re new to exercise or already active.
Build a realistic day of exercise snacks in seconds. Pick how you like to move and your starting level, and get a timed schedule with effort guidance and a heart rate target.
Find out how much creatine to take and how long it takes to work. Choose your life stage and start, and get a simple dosing plan based on the research.
Dairy affects different health conditions in different ways. Choose what matters to you and see which dairy foods the research favours and which to go easy on.
Cutting sugar is easier when you can see the numbers. Three free tools based on the SWEET trial: set your daily sugar budget, see what a swap could save, and check what is in a sweetener label.