If you're a woman and you feel more tired than normal, chances are you're low in iron. Perhaps it's time to get an iron infusion, or is it? Should we be taking supplements or supplementing our food with more iron-rich meals? Dr Elysia Thornton-Benko is a GP with a particular interest in women's health. Elysia explains what's happening when you have low iron and the best ways to get on top of it.