My 20 month old toddler has been waking very very early every morning in the last few weeks. Does anyone have any advice? I've already got black-out blinds, and I have tried putting her to bed later, but neither has yielded any results. I am still breastfeeding, so I normally feed her lying down as soon as she wakes, but she no longer goes back to sleep as she used to. Any tips would be very gratefully received!