Emma Halford, 31, used to weigh more than 15st. Now she's turned her life around and wants to help others.
Diet & Nutrition
A team at Stanford University found veggie sales went up by 25% when vegetables were given indulgent labels. We hear from Professor Heather Hartwell, a nutritionist at Bournemouth University.
If you're fasting during the Muslim holy month, here's how you can stay sharp in the exam hall.