It's hard to avoid being bombarded with advertisements and different products that all vow to reverse the signs of ageing - but do any of them actually work, or are there some very inexpensive methods we can use that are a lot more effective?  Dr Cara McDonald, co director and principal dermatologist at Complete Skin Specialists in Melbourne, joins Francesca and Louise today to discuss everything skincare related - including what you children really need to know about it. See omnystudio.com/listener for privacy information.