When you bring your baby home from the hospital your head is already full of advice from midwives and obstetricians. Learning first aid is probably the last thing on your mind. But Sarah Hunstead thinks there are some very basic things you need to know. Sarah is the Founding Director of CPR Kids, and spent 15 years in the paediatric emergency department, so she knows what she's talking about. She runs through the first response we should have with fever, rashes and burns.